1) aer, ar, 含義是“空氣，大氣” aeroplane, aerial,
2) ag, act, ig, 含義是“做，動作” active, agent, reaction,
3) alt, 含義是“高”， altitude,
4) alter, altern, altr, 含義是“其它，變更” alternate,
5) bio, bi, bion, 含義是“生物，生命” biology, bionics(仿生學)
6) brev, bri, brief, 含義是“短” brief, abbreviation, abridge(節略)
7) cap, capt, cept, cip, 含義是“取，獲” capture, except, concept, capacity
8) ced, ceed, cess, 含義是“行，讓步” proceed, succeed, excess(過度)
9) centr, centr, 含義是“中心” concentrate, eccentric(偏心的)
10) clain, clam, 含義是“呼喊” claim, proclaim, exclaim
11) clos, clud, 含義是“閉合” conclude, enclose, include
12) col, cult, 含義是“耕耘” colony, cultivate, agriculture
13) cor, cord, 含義是“心” cordial, record, accord
14) curr, cur, cour, 含義是“跑，動作” current, occur, concurrence(同時發生)
15) dic, dict, 含義是“說，示” dictate, edit, indicate, predict
16) doc, doct, 含義是“教” doctor, document．nbsp
17) duc, duct含義是“引導，傳導” introduce, produce, conduct, deduct( 推論)
18) fact, fac, fect, dic, dit, 含義是“做，創造” factory, effect, profit, faculty, perfect
19) fend, fens, 含義是“打，擊” defence, offence
20) fer, 含義是“搬運，移轉” ferry, transfer, defer(遲延)
21) fin, finit, 含義是“終，極” final, finish, confine
22) firm, 含義是“堅固” firm, confirm, affirm(斷定)
23) fix, 含義是“固定” prefix, affix(附加)
24) flect, flex, 含義是“彎曲” flexible, reflex
25) flor, flour, flower, 含義是“花” flower, flourish
26) form, 含義是“形” uniform, formula, transform, reform, deform
27) forc, fort, 含義是“力，強度” force, enforce, effort
28) gen, genit, 含義是“生產，發生” generate, generation
29) gram, graph, 含義是“書寫，記錄” telegram, diagram, photograph
30) grad, gress, gred, gree, 含義是“步，階段” gradually, degree, progress
31) hab, habit, hibit, 含義是“保持，住” inhabit, exhibit, prohibit
32) her, hes, 含義是“粘附” adhere, cohesion
33) ject, jet, 含義是“拋射” project, inject
34) jour, 含義是“日，壹天” journal(日記), journey, adjourn(延期)
35) jug, junct, 含義是“結合，連合” conjunction, junction(連合)
36) labour, labor, 含義是“勞動，工作” labourer, elaborate, collaborate
37) lect, leg, lig, 含義是“挑選，采集” collect, select, lecture
38) lif, liv, 含義是“生活，生存” life, alive, live
39) loc, 含義是“場所，位置” location, dislocate(脫位)
40) long, leng, ling, 含義是“長的” length, prolong, linger
41) loqu, locut, 含義是“說話” colloquial, eloquent,
42) mand, mend, 含義是“命令” command, demand, recommend
43) man, manu, 含義是“手，手法” manage, manual
44) memor, menber, 含義是“記憶” memory, remember, memorial
45) mind, ment, 含義是“心” mind, remind, mental
46) merc, merch, 含義是“貿易” commerce, merchant
47) meas, mens, meter, metr, 含義是“測量，度量” measure, meter, diameter
48) min, 含義是“小” diminish, minority
49) miss, mit, 含義是“派遣，送” mission, dismiss, transmit, missile
50) mob, mot, mov, 含義是“動” movement, motion, mobile, remove
51) nect, nex, 含義是“捆紮” connect, disconnect, annex(合並)
52) not, 含義是“記號，註意” note, denote, annotation(註釋)
53) onom, onym, 含義是“名字” synonym, antonym, anonymous
54) pair, par, 含義是“a)相同，對等b)準備” compare, prepare
55) pel, puls, 含義是“追逐” expel, impel(推進)
56) pend, pens, pond, 含義是“懸掛” depend, independent, expense(支付)
57) phon, 含義是“聲音” symphony, telephone, microphone
58) plac, 含義是“位置，場所” place, replace
59) peopl, popul, publ, 含義是“人民，民眾” public, republic, popular, people
60) port, 含義是“搬運” export, import, deport(輸送)
61) press, 含義是“壓，壓制” pressure, express, oppress, impression
62) prob, proof, prov, 含義是“實驗，驗證” prove, approve,
63) quer, quest, quir, quis, 含義是“尋找，探問” inquiry, question, inquisition(調查，追究)
64) rang, rank, 含義是“排列” arrange, rank,
65) rect, right, rig, 含義是“正，直” correct, direct, erect
66) riv, 含義是“河流，流遠”，river, arrive, derive
67) rupt, 含義是“破壞，毀壞” eruption, bankrupt, corruption
68) sci, 含義是“認識，知識” science, conscious
69) scrib, script, 含義是“書寫，記錄” describe, script
70) sens, sent, 含義是“感覺，情感” sensation, sentiment
71) sign, 含義是“標記，符號” signal, signature, design
72) sembl, simil, 含義是“相似，類似” similar, resemble, assimilate(同化)
73) soci, 含義是“結合，社交” social, association
74) spec, spect, spitc, spis, 含義是“看，視” inspect, spectator, conspicuous, respect
75) struct, 含義是“建築，構造” structure, construct, instruct, destruction
76) tect, teg, 含義是“遮蔽，掩蓋” detect, protect
77) temp, tens, 含義是“時間，時機” tense, contemporary, temporal
78) tend, tes, tent, 含義是“傾向, 伸張” tendency, intension, extend, intend
79) test, 含義是“證明，證實” testify, protest, contest(爭論)
80) text, 含義是“編織， 構成” textile, texture, context
81) tract, trail, 含義是“拖拉，吸引” attract, tractor, abstract, contract(收縮)
82) tribut, 含義是“給予” contribution, distribute
83) us, ut, 含義是“用，使用” usable, utilize, abuse
84) vac, van, 含義是“空，虛” vacancy, vanity, evacuate(清空)
85) vad, vas, wad, 含義是“走，去” invade, wade, evade(逃避)
86) vers, vert, 含義是“旋轉，反轉” convert, inversion(倒轉)， reverse, divert(使轉向)
87) vid, vis, vey, view, 含義是“觀看，看見” television, visible, evident, interview, survey
88) viv, vit, 含義是“生，活” vivid, vital, survival,
89) war, ward, 含義是“註意，保護” aware, wary(謹慎)， ward(守護)
90) way, 含義是“路” way, away, subway, always