Adverbs

55).lyclearly, easily, quickly

56).ward, -wards inward, outward, upward, downward, homeward, northwards

57). -wise clockwise, otherwise

3. Stems

1). aero (air) aerial *, aeroplane, aeronautics ^

2). agri (land)agriculture, agronomy ^

3). ann (year) anniversary, annual, semiannual, centennial

4). astro, aster (star) astrology ^, astronomy *, astronaut ^, disaster, asteroid

5). audi (to hear)audience, auditorium ^, audit ^, auditor ^, auditory ^ audio-visual

6). bell (war)rebel, rebellion, rebellious, belligerent

7) .ced (to go) precede, precedent, unprecedented, exceed, proceed, succeed

8). cid, cis (to cut, to kill)decide, decision, decisive *, concise, suicide, homicide, pesticide

9). claim (to cry, to shout) exclaim, proclaim, acclaim, clamor

10). clar (clear) declare, clarify, clarity *

11). cord (heart)cordial, concord, discord ^, accord

12). cred (to believe, to trust) credible, incredible, credulous, credit, credential

13). dent (tooth) dental, dentist *

14). dict (to say)contradict, dictate, dictator, predict, indicate, indicative

15). fact (to do, to make) factory, manufacture, benefactor, malefactor

16). flu (to flow) fluent, influence, influenza (flue), fluid

17). geo (earth) geography, geometry, geology *, geopolitics ^

18). gram, graph (to draw, to write)diagram, telegram, program, photograph, geography, telegraph

19). insul (island)insulate, insulator ^, insular, peninsula

20). ject (to throw)project, inject, reject, subject, eject

21). liber (free) liberate, liberty (at liberty), liberal, liberalism ^

22). liter (letter) literate ^, literacy, illiterate, illiteracy, literature, literary, literal *, literally*

23). log (to speak)dialogue, apology, prologue, monologue, logic

24). manu (hand)manuscript *, manufacture, manufacturer, manual, manage, management, manager

25). medi (middle) immediate, medium, media, mediate, medieval, median

26). mort (death)mortal, immortal, mortality

27). nov (new)novel, novelty, novice, innovate

28). ori (to rise) orient, oriental, Oriental, orientation, origin, original, originate, disorient

29). pend (to hand, money)depend, dependent, dependency, dependable, independent, suspend, expend, spend, expenditure, expense, expensive, pension

30). port (to carry) portable, import, export, deport, porter, support

31). pur (pure)purify *, purity *, Puritan ^

32). rect (correct, straight)correct, rectify *, erect

33). rupt (to break) interrupt, disrupt, bankrupt, bankruptcy, corrupt

34). sal (salt)salary, salad

35). sist (to stand)resist, resistance, resistible, consist, assist, exist, insist, persist

36). spect (to look)spectacle, spectacular, prospect, retrospect, inspect, respect, suspect,  circumspect ^, spectator *, conspicuous *, perspective

37). spir (breath)inspire, inspiration, spirit

38). tract (to draw) tractor, attract, protract, contract, abstract, extract, distract

39). urb (city)urban, suburb, suburban

40).vac (empty)vacant, vacation, vacuum

41). vit (life)vital, vitality, vitamin, vitalize

42). vis (to see) visible, vision, visual, visit, visitor, advice, supervise, television

43). viv (to live) survive, survival, survivor, revival, vivid, vivacity

(注:標(biāo)* 的為六級(jí)詞匯，標(biāo)^的為高級(jí)詞匯)