WORD FORMS ENGLISH 9UNIT 1: A VISIT FROM A PEN PAL

1. friend (n): ngi bn

friendly (adj): thn thin, thn mt

unfriendly (adj): khng thn thin

friendliness (n): s thn thin

unfriendliness (n): s khng thn thin

friendship (n): tnh bn, tnh hu ngh

friendless (adj): khng c bn b

2. impress (v): gy n tng, to n tng

impression (n): n tng

impressive (adj): n tng

impressively (adv): n tngmake a deep/strong/good impression on sb: to mt n tng su sc/mnh/tt i vi ai

3. beauty (n): v p, ci p

beautiful (adj): xinh p

beautifully (adv): hay

beautify (v): t im, lm p4. correspond (v): trao i th tcorrespondence (n): vic trao i th t, th tn

correspondant (n): phng vin

corresponding (adj): tng ng5. visit (v): thm ving, tham quan

visit (n): chuyn ving thm

pay a visit to: thm vingpay sb a visit: thm aivisitor (n): khch tham quan

6. enjoy (v): tn hng, thch

enjoyable (adj): th v

enjoyment (n)

7. peace (n): ha bnh, thanh bnh

peaceful (adj): thanh bnh, yn bnhpeacefully (adv)

8. difficult (adj): kh, kh khn

difficultly (adv): mt cch kh khndifficulty (n): s kh khnhave difficulty (in) doing something: gp kh khn trong vic ghave no difficulty doing sth: khng gp kh khn trong vic g9. depend (on) (v): l thuc, ph thuc

dependent (on) (adj)

dependently (adv)dependant (n): ngi sng l thuc ngi khcdependence (n): s l thuc

independent (of) (adj): c lp, t lpindependently (adv)

independence (n): nn c lp

10. religion (n): tn gioreligious (adj): thuc v tn gio

11. region (n): vng, min

regional (adj): theo vng, min

12. nation (n): quc gia

national (adj): thuc quc gia

nationally (adv) = nationwide: khp quc gia

international (adj): quc t

internationally (adv) = worldwide: khp th gii, quc t

13. tropics (n): vng nhit i

tropical (adj): nhit i

14. compulsion (n): s bt buc

compulsory (adj): bt buc optional: t chn15. interest (n,v): s quan tm, quan tm n

interesting (adj): th v

uninteresting (adj): khng th v

interested (in) (adj): thch, quan tm

16. office (n): vn phng

official (adj): chnh thc

officially (adv): mt cch chnh thc

UNIT 2: CLOTHING1. fame (n): danh ting

famous (for) (adj): ni ting

2. ease (v): lam d chiu

easy (adj): d

easily (adv): mt cch d dng

3. music (n): m nhc

musical (adj): thuc v m nhc

musician (n): nhc s

4. tradition (n): truyn thng

traditional (adj): thuc truyn thng

traditionally (adv): theo truyn thng

5. convenience (n): s tin li

inconvenience (n): s bt tin

convenient (adj): tin nghi, tin li

inconvenient (adj): bt tin, bt liconveniently (adv): tin nghi

inconveniently (adv): bt tin6. modern (adj): hin i

modernize (v): cch tn, hin i ha

modernization (n): hin i ha

7. special (adj): c bit

especially (adv): c bit lspecialty (n): c sn, chuyn mn8. design (n,v): thit k, mu thit k

designer (n): nh thit k

9. economy (n): nn kinh t

economic (adj): thuc v kinh t

economize (v): tit kim

economical (adj): tit kim

uneconomical (adj): khng tit kim

economically (adv): mt cch tit kimuneconomically (adv): khng tit kimuneconomic (adj): khng mang li li nhun10. courage (n): lng can m, dng cmcourageous (adj): dng cm

courageously (adv): mt cch dng cm

encourage (v): khuyn khch, ng vinencouragement (n): s ng vindiscourage (v): phn i, lm tht vng

discouragement (n): s chn nn, s ngn chn

11. fashion (n): thi trang

fashionable (adj): hp thi trang

unfashionable (adj): khng hp thi trang

fashionably (adv)

unfashionably (adv)

12. inspire (v): truyn cm hnginspiration (n): cm hngtake inspiration from sb/sth: ly cm hng t ai/ci g13. minor (adj): th yu

minority (n): thiu s

14. major (adj): ch yu

majority (n): i a s

15. poem (n): bi th

poet (n): nh th

poetry (n): th ca, tuyn tp thpoetic (adj): nn th, nh thpoetically (adv)

16. sleeve (n): tay o

sleeveless (adj): (o)khng tay short-sleeved (adj): (o) tay ngnlong-sleeved (adj): (o) tay di

UNIT 3: A TRIP TO THE COUNTRYSIDE1. village (n): ngi lngvillager (n): dn lng

2. mountain (n): ni

mountainous (adj): c nhiu ni

3. tire (v): lm mt mi

tired (of) (adj): mt moi, chn

tiring (adj): mt mi

tiredness (n): s mt mi

tiredly (adv): mt cch mt mi

4. hungry (adj): i

hungrily (adv): mt cch i kht

hunger (n): cn i, ci i

5. hurry (v,n): vi v

in a hurry: ang vi

hurriedly (adv): mt cch vi v

6. luck (n): iu may mn, vn may

lucky (adj): may mn

unlucky (adj): khng may mn

luckily (adv): may thay

unluckily (adv): khng may7. collect (v): thu gom, thu nht, su tm

collection (n): b su tp

collector (n): nh su tm8. enter (v): vo

entrance (n): li vo, cng voentry (n): li vo mt ta nh, cng vo

Ex: The children were surprised by the sudden entry of their teacher.UNIT 4: LEARNING A FOREIGH LANGUAGE1. experience (n,v): kinh nghim, kinh quahave experience in doing s.th: co kinh nghim trong vic gi

experienced (adj): c kinh nghim

inexperienced (adj): thiu kinh nghiminexperience (n): s thiu kinh nghim2. qualify (v): trnh

qualification (n): trnh

well-qualified (for) (adj): c trnh cao3. exact (adj): chnh xc

exactly (adv): mt cch chnh xc

inexact (adj): khng chnh xc

4. terrible (adj): ti t terribly (adv)

5. exam (n): k thi

examination (n): k thi

examine (v): khm xt, khm bnh

examiner (n): gim kho, ngi gim xtexaminee (n): th sinh

6. approximate (adj): xp x

approximately (adv)

7. repute (n): danh ting

reputation (n): danh ting8. expense (n): chi tiu

expensive (adj): mc tin

inexpensive (adj): khng tn nhiu tin

expensively (adv): tn tin

inexpensively (adv): khng tn nhiu tin

9. agree (v): ng

agreement (n): s ng , tha thun

disagree (v): khng ng

disagreement (n): s khng ng

10. improve (v): ci thin, tin b

improvement (n): s tin b

11. advertise (v): qung co

advertisement = advert (n): mu qung co

advertiser (n): ngi ng qung co

12. inform (v): thng bo

information (n): thng tin

informative (adj): cung cp nhiu thng tinmisinform (v): thng bo sai13. edit (v): bin tp

edition (n): n bn, t pht hnh (bo, tp ch)

editor (n): bin tp vineditorial (adj): thuc v bin tpUNIT 5: THE MEDIA1. cry (v): la ht, khc

crier (n): ngi rao hng, rao tin

2. invent (v): pht minh

invention (n): s pht minh

inventor (n): nh pht minh

3. popular (adj): ph bin, ni ting

unpopular (adj): khng ph bin

popularly (adv): 1 cch ph bin

popularity (n): s ph bin

4. view (n,v): quan cnh; xem

viewer (n): ngi xem

5. various (adj): khc nhau

variously (adv): phong ph

variety (n): s phong ph, a dng

6. develop (v): pht trin

development (n): s pht trin

developing (adj): ang pht trin

developed (adj): pht trin undevelopedunderdeveloped (adj): chm pht trinunderdevelopment (n)

7. interact (v): tng tc

interaction (n): s tng tc

interactive (adj): tng tc8. document (n): ti liu

documentary (n): phim ti liu

9. violent (adj): bo lc

violently (adv)

violence (n)

nonviolent (adj): bt bo ng

nonviolence (n)10. bore (v): lm ai chn nn

bored (with) (adj): chn

boring (adj): nhm chn

boringly (adv): 1 cch nhm chn

boredom (n): s chn chng

11. appear (v): xut hin

appearance (n): s xut hin

12. disappear (v): bin mt

disappearance (n): s bin mt

13. increase n,v): tng ln

increasing (adj): an tng ln

increasingly (adv): ngy cng tng

14. use (n,v): s dng, dng

useful (adj): hu dng

useless (adj): v dng

usefully (adv): mt cch hu dng

uselessly (adv): mt cch v dng

user (n): ngi s dng

unused (adj): khng dng n

15. respond (v): phn hi

response (n): s phn hi

16. communicate (v): giao tip, lin lc

communication (n): s lin lc, giao tip

communicative (adj): ni nng hot bt17. relate (v): quan h

relation (n): s giao thip, quan h

relationship (n): mi quan h, tnh thn thuc

relate (v): lin h, lin quan

relative (adj): c lin quan

relative(s) (n): b con h hng

relatively (adv): kh l (trng t ch mc )18. wonder (v): t hi

wonder (n): k quan, iu k diu

wonderful (adj): tuyt vi

wonderfully (adv)

19. deny (v): ph nhn

denial (n): s ph nhn

20. educate (v): gio dceducation (n): s gio dc, nn gio dc

educational (adj): mang tnh gio dc

well-educated (adj): c gio dc tt

ill-educated (adj): v gio dc

21. entertain (v): gii trentertainer (n): ngi gp vuientertainment (n): s gii tr, cch tiu khinentertaining (adj): mang tnh gii tr, th gin

22. assign (v): cho bi tp

assignment (n): bi tp

23. cost (n,v): gi tr; tn

costly (adj): tn tin24. limit (n,v): gii hn, hn ch

limited (adj): hu hn

limitation (n): s hn ch, gii hn

25. danger (n): nguy c, him ha

dangerous (adj): nguy him

dangerously (adv)

endanger (v): gy nguy him

26. person (n): ngi, c nhn

personal (adj): thuc v c nhn

personally (adv): theo c nhn (ai)27. leak (v): r r

leaking (n): s r r

28. advantage (n): li thadvantaged (adj): c li th, may mntake advantage of: li dng

disadvantage (n): bt lidisadvantaged (adj): b thit thi29. sell (v): bn

seller (n): ngi bn

sale (n): vic bun bn

for sale: bn

30. grow (v): pht trin

growth (n): s pht trin

31. grocery (n): ca hng tp ha

groceries (n): tp ha

32. favor (n): ng h, a thch

favorite (adj): yu thch

33. please (v): lm vui lng

pleased (with) (adj): hi lng

pleasant (adj): d chuunpleasant (adj): kh chupleasantly (adv): mt cch d chuunpleasantly (adv): mt cch khng thoi mipleasure (n): nim vui

UNIT 6: THE ENVIRONMENT1. forest (n): rng

forester (n): ngi trng rng

forestry (n): ngh lm rng

forested (adj): bao ph bi rng

deforestation (n): nn ph rng

2. pollute (v): lm nhim

pollution (n): s nhim

polluted (adj): b nhim

unpolluted (adj): khng nhim

pollutant (n): cht gy nhim (chemicals, factory waste)polluter (n): tc nhn gy nhim (cars, factories, companies, people)

3. conserve (v): bo tn, bo qun

conservation (n): s bo tn

conservationist (n): ngi lm cng tc bo tn thin nhin4. environment (n): mi trng

environmental (adj): thuc mi trng

environmentalist (n): ngi bo v mi trng5. kind (adj): t t, tt bng

unkind (adj): khng t t

kindly (adv): mt cch t t

unkindly (adv): khng t t

kindness (n): s t t

unkindness (n): khng c lng tt

6. disappoint (v): lm tht vng

disappointment (n): ni tht vng

disappointed (adj): tht vng

disappointing (adj): ng tht vng7. reduce (v): ct gim, lm gim

reduction (n): s ct gim

8. direct (adj): trc tip

directly (adv)

indirect (adj): gin tip

indirectly (adv)direct (v): hng dn, ch dn

direction (n): li hng dn, s ch dn

director (n): nh o din9. energy (n): nng lng

energetic (adj): nng ng, y nng lngenergetically (adv)

energize (v): tip nng lng

Energize Your World

(slogan ca Windows 7)10. recycle (v): ti ch

recycling (n): vic ti ch

recycled (adj): c ti ch11. suggest (v): ngh

suggestion (n): li ngh

12. prohibit (v): cm

prohibition (n)13. polite (adj): lch s, l php

politely (adv): mt cch lch spoliteness (n): s lch simpolite (adj): bt lch s

impolitely (adv): mt cch bt lch simpoliteness (n): s bt lch s14. volunteer (v, n): tnh nguyn; ngi tnh nguyn

voluntary (adj): t nguyn

voluntarily (adv): mt cch t nguyn

UNIT 7: SAVING ENERGY1. electric (adj): c inelectrical (adj): thuc v in

electricity (n): in

electrician (n): th in

2. power (n): nng lng, sc mnh

powerful (adj): hng mnh

powerfully (adv)

empower (v): y quyn3. cloud (n): my cloudy (adj): c my

cloudless (adj.): khng my4. sun (n): mt tri sunny (adj): c nngsun (n): mt tri solar (adj): thuc mt tri5. fog (n): sng m foggy (adj): c sng m

6. wind (n): gi windy (adj): c gi

7. snow (n): tuyt snowy (adj): c tuyt

8. rain (n,v): ma rainy (adj): c ma9. install (v): lp t, ci t

installation (n): s lp t10. necessary (adj): cn thit

necessarily (adv): nht thitnecessity (n): th thit yu

unnecessary (adj): khng cn thit

unnecessarily (adv): khng nht thit11. produce (v): sn xut

producer (n): nh sn xut

production (n): s sn xut

product (n): sn phm

productive (adj): c nng xut

12. consume (v): tiu th

consumption (n): s tiu th

consumer (n): ngi tiu dngtime-consuming (adj): tn thi gian13. effect (n): hiu ng, hiu qu

effective (adj): c hiu qu

effectively (adv): c hiu quineffective (adj): khng c hiu qu

ineffectively (adv)

effectiveness (n): tnh hiu qu

14. efficient (adj): hiu qu, c nng xut

inefficient (adj): khng hiu qu

efficiently (adv): c hiu quinefficiently (adv): khng hiu quefficiency (n): nng xut, vic lm c hiu quinefficiency (n): vic lm khng c hiu qu15. ultimate (adj): cui cng

ultimately (adv)

16. innovate (v): c sng kininnovative (adj): sng toinnovation (n): sng kininnovator (n): ngi ci cch

17. conclude (v): kt lun

conclusion (n): ci kt, kt lunIn conclusion: kt lun li18. regular (adj): thng xuyn

regularly (adv)

UNIT 8: CELEBRATIONS1. celebrate (v): t chc, k nim

celebration (n): s t chc, l

2. decorate (v): trang tr, trang hong

decoration (n): s trang trdecorative (adj.): trang tr3. free (adj): t do

Free Like A Wind

free (v): th t do

freedom (n): s t do

freely (adv): mt cch t do

4. slave (n): n lslavery (n): nn n l

5. joy (n): nim vui

joyful (adj): vui vjoyfully (adv)

joyfulness (n)6. act (n,v): hnh ng, din xut, c x

action (n): hnh ng

take an action; take actions: hnh ng

activity (n): hot ngactive (adj): tch cc

actively (adv)

inactive (adj): l

inactively (adv)

activist (n): ngi tham gia nhiu hot ng

actor (n): din vin namactress (n): din vin n

7. trust (n,v): tin tng

trusty (adj): tin tng = reliable (only before noun)trustworthy (adj): ng tin cy

mistrust (v): khng tin tng8. consider (v): xem xt

considerable (adj): ng k

considerably (adv): nhiu

considerate (towards sb) (adj) = thoughtful: chu o, bit ngh cho ngi khc

considerately (adv)

inconsiderate (adj): khng chu o

9. generous (adj): rng lng, bao dung

generously (adv)

generosity (n): s rng lng

UNIT 9: NATURAL DISASTERS1. volcano (n): ni la

volcanic (adj): thuc ni la

2. prepare (v): chun b

preparation (n): s chun b

preparatory (adj): d b

3. can (n,v): hp; ng hp

canned (adj): ng hp (thc phm)

4. move (v): chuyn ng, di chuyn

movement (n): s chuyn ng

movable (adj): c th di chuyn c

unmovable (adj): khng th di chuyn

moved (adj): cm ng (ngi)moving (adj): cm ng (film)5. predict (v): d on

prediction (n): s tin on, d onpredictable (adj): c th tin on

unpredictable (adj): khng th on trc c

6. science (n): khoa hc

scientist (n): nh khoa hc

scientific (adj): thuc khoa hc

scientifically (adv): theo khoa hc

7. safe (adj): an tonsafe (n): kt stsafely (adv): mt cch an tonsafety (n): s an ton

unsafe (adj): khng an ton

unsafely (adv)

8. disaster (n): thm ha

disastrous (adj): thm khc

9. destroy (v): tn ph, ph hy

destruction (n): s tn phdestructive (adj): ph hoidestructively (adv): ph hoi10. storm (n) bo

stormy (adj): c bo11. thunder (n): sm

thundery (adj): c smUNIT 10: LIFE ON OTHER PLANETS1. explore (v): khm ph

exploration (n): s khm phexplorer (n): ngi khm ph, nh thm him2. exist (v): tn tiexistence (n): s tn ti

3. identify (v): nhn dng

identification (n): s nhn dng

identified (adj): xc nh

unidentified (adj): khng th xc nh c

4. health (n): sc khe

healthy (adj): khe mnh

healthily (adv)

unhealthy (adj): khng c sc khe, yu

unhealthily (adv)

healthful (adj): tt cho sc khe

healthfully (adv)

5. total (n,v,adj): ton b, tng cng, tng s

totally (adv): ton b, hon ton

6. warn (v): cnh bo, bo trc

warning (n): li cnh bo

7. accurate (adj): chnh xcinaccurate (adj): khng chnh xc

accurately (adv): mt cch chnh xc

inaccurately (adv): mt cch khng chnh xc

accuracy (n): chnh xc

inaccuracy (n): s khng chnh xc

8. broad (adj): rng

broadly (adv): rng ri

broaden (v): m rng

9. apply (v): np n xin vic, ng dngapplication (n): n xin vic, vic np n

applied (science): khoa hc ng dng

applicant (n): ngi np n xin vic

appliance (n): thit b (thng s nhiu)10. home (n, adj): nh

homeless (adj): v gia c

the homeless (n): nhng ngi v gia c

homework (n): bi tp v nh

homesick (adj): nh nh

home-made (adj): lm ti nh

11. logic (n): s/tnh hp l

logical (adj): hp l

logically (adv): hp l

illogical (adj): v l

illogically (adv): bt hp l

12. preserve (v): gn gi, bo qun, bo tn

preservation (n): s bo tn

preservative (adj): bo th

preservative (n): cht bo qun

preserver (n): ngi bo th

13. populate (v): a dn n

population (n): dn s

over-populated (adj): qu ti dn s

populous (adj): ng dn

14. value (n): gi tr

valuable (adj): c gi tr

valueless (adj): v gi tr (khng c gi tr)

invaluable (adj): v gi (gi tr rt ln)

15. satisfy (v): lm tha mn, hi lng

satisfaction (n): s hi lng

satisfied (with) (adj): hi lng vi

dissatisfied (with) (adj): khng hi lng vi

dissatisfaction (n): s khng hi lng

satisfactory (adj): t yu cu

unsatisfactory (adj): khng t yu cu

satisfactorily (adv): t yu cu

unsatisfactorily (adv): khng t yu cu

16. strong (adj): mnh

strongly (adv): mt cch mnh m

strength (n): sc mnh

strengthen (v): y mnh

17. warm (adj, v): m p, lm nng li

warmly (adv): mt cch nng nhit

warmth (n): s m p, hi m18. compare (v): so snh

comparison (n): s so snh

in comparison with: so vi

compared with: so vi

incomparable (adj): khng th so snh

comparatively (adv): kh l (trng t ch mc )

19. know (v): bit

knowledge (n): kin thc

knowledgeable (adj): c kin thc uyn thm

20. hope (n, v): hy vng

hopeful (adj): c hy vng

hopefully (adv): hy vng

hopeless (adj): v vng

hopelessly (adv): mt cch v vng

21. imagine (v): tng tngimagination (n): s tng tng

imaginary (adj): tng tng, khng c tht

imaginative (adj): giu c tng tng

22. poor (adj): nghothe poor (n): nhng ngi nghopoorly (adv): ti nghip

poverty (n): cnh ngho kh, ci ngho

23. retire (v): v hu

retirement (n): s v hu

24. believe (v): tin

belief (n): nim tin

believable (adj): c th tin c

unbelievable (adj): khng th tin c

25. true (adj): tht

untrue (adj): khng tht

truth (n): s tht

truthful (adj): tht lng, tht th

truthfulness (n): s tht th

untruthful (adj): khng thnh tht

truthfully (adv): mt cch tht th

untruthfully (adv): mt cch khng tht th

truly (adv): tht s

26. marvel (n): iu k diu

marvelous (adj): diu k

marvelously (adv): tuyt vi27. gentle (adj): du dng, lch lm

gently (adv): mt cch du dng

gentleness (n): s du dng

gentleman (n): ngi n ng lch lm

28. weak (adj): yu

weakly (adv): mt cch yu t

weaken (v): lm yu i

weakness (n): im yu, nhc im

29. shy (adj): e thn, ngi ngng, mc c

shyly (adv): e thn

shyness (n): s e thn

30. job (n): vic lm

jobless (adj): tht nghip

31. child (n): a tr (s t)

children (n): bn tr, tr con (s nhiu)

childhood (n): thi th u

childish (adj): cn con nt, ngu ng

childlike (adj): nh tr con, ngy th

32. leisure (n): s nhn ri

leisurely (adj): thnh thi

33. pure (adj): tinh khit, trong lng

purity (n): s tinh khit

purify (v): lm trong sch

34. promise (n, v): li ha, ha

promising (adj): trin vng, y ha hn

promisingly (adv): c trin vng

35. possess (v): s hu

possession (n): s/vt s hupossessive (adj): s hu36. employ (v): thu nhn cng

employee (n): ngi lm thu

employer (n): ngi ch

employed (adj): c vic lm

unemployed (adj): tht nghip

the unemployed (n): nhng ngi tht nghip

employment (n): vic lm

unemployment (n): nn tht nghip

37. honest (adj): trung thchonestly (adv): mt cch trung thc

honesty (n): s trung thc

dishonest (adj): khng trung thc

dishonestly (adv): mt cch khng trung thc

dishonesty (n): tnh khng trung thc

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