四级常见词根构词总结
1) aer, ar, 含义是空气，大气 aeroplane, aerial,
2) ag, act, ig, 含义是做，动作 active, agent, reaction,
3) alt, 含义是高， altitude
4) alter, altern, altr, 含义是其它，变更 alternate,
6) brev, bri, brief, 含义是短 brief, abbreviation, abridge(节略)
7) cap, capt, cept, cip, 含义是取，获 capture, except, concept, capacity
8) ced, ceed, cess, 含义是行，让步 proceed, succeed, excess(过度)
9) centr, centr, 含义是中心 concentrate, eccentric(偏心的)
10) clain, clam, 含义是呼喊 claim, proclaim, exclaim
11) clos, clud, 含义是闭合 conclude, enclose, include
12) col, cult, 含义是耕耘 colony, cultivate, agriculture
13) cor, cord, 含义是心 cordial, record, accord
14) curr, cur, cour, 含义是跑，动作 current, occur, concurrence(同时发生)
15) dic, dict, 含义是说，示 dictate, edit, indicate, predict
16) doc, doct, 含义是教 doctor, document.
17) duc, duct含义是引导，传导 introduce, produce, conduct, deduct( 推论)
18) fact, fac, fect, dic, dit, 含义是做，创造 factory, effect, profit, faculty, perfect
19) fend, fens, 含义是打，击 defence, offence
20) fer, 含义是搬运，移转 ferry, transfer, defer(迟延)
21) fin, finit, 含义是终，极 final, finish, confine
22) firm, 含义是坚固 firm, confirm, affirm(断定)
23) fix, 含义是固定 prefix, affix(附加)
24) flect, flex, 含义是弯曲 flexible, reflex
25) flor, flour, flower, 含义是花 flower, flourish
26) form, 含义是形 uniform, formula, transform, reform, deform
27) forc, fort, 含义是力，强度 force, enforce, effort
28) gen, genit, 含义是生产，发生 generate, generation
29) gram, graph, 含义是书写，记录 telegram, diagram, photograph
30) grad, gress, gred, gree, 含义是步，阶段 gradually, degree, progress
31) hab, habit, hibit, 含义是保持，住 inhabit, exhibit, prohibit
32) her, hes, 含义是粘附 adhere, cohesion
33) ject, jet, 含义是抛射 project, inject
34) jour, 含义是日，一天 journal(日记), journey, adjourn(延期)
35) jug, junct, 含义是结合，连合 conjunction, junction(连合)
36) labour, labor, 含义是劳动，工作 labourer, elaborate, collaborate
37) lect, leg, lig, 含义是挑选，采集 collect, select, lecture
38) lif, liv, 含义是生活，生存 life, alive, live
39) loc, 含义是场所，位置 location, dislocate(脱位)
40) long, leng, ling, 含义是长的 length, prolong, linger
41) loqu, locut, 含义是说话 colloquial, eloquent,
42) mand, mend, 含义是命令 command, demand, recommend
43) man, manu, 含义是手，手法 manage, manual
44) memor, menber, 含义是记忆 memory, remember, memorial
45) mind, ment, 含义是心 mind, remind, mental
46) merc, merch, 含义是贸易 commerce, merchant
47) meas, mens, meter, metr, 含义是测量，度量 measure, meter, diameter
48) min, 含义是小 diminish, minority
49) miss, mit, 含义是派遣，送 mission, dismiss, transmit, missile
50) mob, mot, mov, 含义是动 movement, motion, mobile, remove
51) nect, nex, 含义是捆扎 connect, disconnect, annex(合并)
52) not, 含义是记号，注意 note, denote, annotation(注释)
53) onom, onym, 含义是名字 synonym, antonym, anonymous
54) pair, par, 含义是a)相同，对等b)准备 compare, prepare
55) pel, puls, 含义是追逐 expel, impel(推进)
56) pend, pens, pond, 含义是悬挂 depend, independent, expense(支付)
57) phon, 含义是声音 symphony, telephone, microphone
58) plac, 含义是位置，场所 place, replace
59) peopl, popul, publ, 含义是人民，民众 public, republic, popular, people
60) port, 含义是搬运 export, import, deport(输送)
61) press, 含义是压，压制 pressure, express, oppress, impression
62) prob, proof, prov, 含义是实验，验证 prove, approve,
63) quer, quest, quir, quis, 含义是寻找，探问 inquiry, question, inquisition(调查，追究)
64) rang, rank, 含义是排列 arrange, rank
65) rect, right, rig, 含义是正，直 correct, direct, erect
66) riv, 含义是河流，流远，river, arrive, derive
67) rupt, 含义是破坏，毁坏 eruption, bankrupt, corruption
68) sci, 含义是认识，知识 science, conscious
69) scrib, script, 含义是书写，记录 describe, script
70) sens, sent, 含义是感觉，情感 sensation, sentiment
71) sign, 含义是标记，符号 signal, signature, design
72) sembl, simil, 含义是相似，类似 similar, resemble, assimilate(同化)
73) soci, 含义是结合，社交 social, association
74) spec, spect, spitc, spis, 含义是看，视 inspect, spectator, conspicuous, respect
75) struct, 含义是建筑，构造 structure, construct, instruct, destruction
76) tect, teg, 含义是遮蔽，掩盖 detect, protect
77) temp, tens, 含义是时间，时机 tense, contemporary, temporal
78) tend, tes, tent, 含义是倾向, 伸张 tendency, intension, extend, intend
79) test, 含义是证明，证实 testify, protest, contest(争论)
80) text, 含义是编织， 构成 textile, texture, context
81) tract, trail, 含义是拖拉，吸引 attract, tractor, abstract, contract(收缩)
82) tribut, 含义是给予 contribution, distribute
83) us, ut, 含义是用，使用 usable, utilize, abuse
84) vac, van, 含义是空，虚 vacancy, vanity, evacuate(清空)
85) vad, vas, wad, 含义是走，去 invade, wade, evade(逃避)
86) vers, vert, 含义是旋转，反转 convert, inversion(倒转)， reverse, divert(使转向)
87) vid, vis, vey, view, 含义是观看，看见 television, visible, evident, interview, survey
88) viv, vit, 含义是生，活 vivid, vital, survival
89) war, ward, 含义是注意，保护 aware, wary(谨慎)， ward(守护)
90) way, 含义是路 way, away, subway, always
1) aer, ar, 含义是空气，大气 aeroplane, aerial,
2) ag, act, ig, 含义是做，动作 active, agent, reaction,
3) alt, 含义是高， altitude
4) alter, altern, altr, 含义是其它，变更 alternate,
6) brev, bri, brief, 含义是短 brief, abbreviation, abridge(节略)
7) cap, capt, cept, cip, 含义是取，获 capture, except, concept, capacity
8) ced, ceed, cess, 含义是行，让步 proceed, succeed, excess(过度)
9) centr, centr, 含义是中心 concentrate, eccentric(偏心的)
10) clain, clam, 含义是呼喊 claim, proclaim, exclaim
11) clos, clud, 含义是闭合 conclude, enclose, include
12) col, cult, 含义是耕耘 colony, cultivate, agriculture
13) cor, cord, 含义是心 cordial, record, accord
14) curr, cur, cour, 含义是跑，动作 current, occur, concurrence(同时发生)
15) dic, dict, 含义是说，示 dictate, edit, indicate, predict
16) doc, doct, 含义是教 doctor, document.
17) duc, duct含义是引导，传导 introduce, produce, conduct, deduct( 推论)
18) fact, fac, fect, dic, dit, 含义是做，创造 factory, effect, profit, faculty, perfect
19) fend, fens, 含义是打，击 defence, offence
20) fer, 含义是搬运，移转 ferry, transfer, defer(迟延)
21) fin, finit, 含义是终，极 final, finish, confine
22) firm, 含义是坚固 firm, confirm, affirm(断定)
23) fix, 含义是固定 prefix, affix(附加)
24) flect, flex, 含义是弯曲 flexible, reflex
25) flor, flour, flower, 含义是花 flower, flourish
26) form, 含义是形 uniform, formula, transform, reform, deform
27) forc, fort, 含义是力，强度 force, enforce, effort
28) gen, genit, 含义是生产，发生 generate, generation
29) gram, graph, 含义是书写，记录 telegram, diagram, photograph
30) grad, gress, gred, gree, 含义是步，阶段 gradually, degree, progress
31) hab, habit, hibit, 含义是保持，住 inhabit, exhibit, prohibit
32) her, hes, 含义是粘附 adhere, cohesion
33) ject, jet, 含义是抛射 project, inject
34) jour, 含义是日，一天 journal(日记), journey, adjourn(延期)
35) jug, junct, 含义是结合，连合 conjunction, junction(连合)
36) labour, labor, 含义是劳动，工作 labourer, elaborate, collaborate
37) lect, leg, lig, 含义是挑选，采集 collect, select, lecture
38) lif, liv, 含义是生活，生存 life, alive, live
39) loc, 含义是场所，位置 location, dislocate(脱位)
40) long, leng, ling, 含义是长的 length, prolong, linger
41) loqu, locut, 含义是说话 colloquial, eloquent,
42) mand, mend, 含义是命令 command, demand, recommend
43) man, manu, 含义是手，手法 manage, manual
44) memor, menber, 含义是记忆 memory, remember, memorial
45) mind, ment, 含义是心 mind, remind, mental
46) merc, merch, 含义是贸易 commerce, merchant
47) meas, mens, meter, metr, 含义是测量，度量 measure, meter, diameter
48) min, 含义是小 diminish, minority
49) miss, mit, 含义是派遣，送 mission, dismiss, transmit, missile
50) mob, mot, mov, 含义是动 movement, motion, mobile, remove
51) nect, nex, 含义是捆扎 connect, disconnect, annex(合并)
52) not, 含义是记号，注意 note, denote, annotation(注释)
53) onom, onym, 含义是名字 synonym, antonym, anonymous
54) pair, par, 含义是a)相同，对等b)准备 compare, prepare
55) pel, puls, 含义是追逐 expel, impel(推进)
56) pend, pens, pond, 含义是悬挂 depend, independent, expense(支付)
57) phon, 含义是声音 symphony, telephone, microphone
58) plac, 含义是位置，场所 place, replace
59) peopl, popul, publ, 含义是人民，民众 public, republic, popular, people
60) port, 含义是搬运 export, import, deport(输送)
61) press, 含义是压，压制 pressure, express, oppress, impression
62) prob, proof, prov, 含义是实验，验证 prove, approve,
63) quer, quest, quir, quis, 含义是寻找，探问 inquiry, question, inquisition(调查，追究)
64) rang, rank, 含义是排列 arrange, rank
65) rect, right, rig, 含义是正，直 correct, direct, erect
66) riv, 含义是河流，流远，river, arrive, derive
67) rupt, 含义是破坏，毁坏 eruption, bankrupt, corruption
68) sci, 含义是认识，知识 science, conscious
69) scrib, script, 含义是书写，记录 describe, script
70) sens, sent, 含义是感觉，情感 sensation, sentiment
71) sign, 含义是标记，符号 signal, signature, design
72) sembl, simil, 含义是相似，类似 similar, resemble, assimilate(同化)
73) soci, 含义是结合，社交 social, association
74) spec, spect, spitc, spis, 含义是看，视 inspect, spectator, conspicuous, respect
75) struct, 含义是建筑，构造 structure, construct, instruct, destruction
76) tect, teg, 含义是遮蔽，掩盖 detect, protect
77) temp, tens, 含义是时间，时机 tense, contemporary, temporal
78) tend, tes, tent, 含义是倾向, 伸张 tendency, intension, extend, intend
79) test, 含义是证明，证实 testify, protest, contest(争论)
80) text, 含义是编织， 构成 textile, texture, context
81) tract, trail, 含义是拖拉，吸引 attract, tractor, abstract, contract(收缩)
82) tribut, 含义是给予 contribution, distribute
83) us, ut, 含义是用，使用 usable, utilize, abuse
84) vac, van, 含义是空，虚 vacancy, vanity, evacuate(清空)
85) vad, vas, wad, 含义是走，去 invade, wade, evade(逃避)
86) vers, vert, 含义是旋转，反转 convert, inversion(倒转)， reverse, divert(使转向)
87) vid, vis, vey, view, 含义是观看，看见 television, visible, evident, interview, survey
88) viv, vit, 含义是生，活 vivid, vital, survival
89) war, ward, 含义是注意，保护 aware, wary(谨慎)， ward(守护)
90) way, 含义是路 way, away, subway, always
