词根词缀：-ician

【来源及含义】Greek: a suffix; meaning, specialist in, practitioner of

【同源单词】academician, acoustician, aesthetician, agrotechnician, apician, arctician

词根词缀：tang-, tact-, tast-, ting-, -tig -tag, -teg-

【来源及含义】Latin: touch, feel; try; reach; handle; evaluate, estimate

【同源单词】anticontagious, atactilia, attain, attainable, attainder, attainment

词根词缀：taxi-, tax-, taxo-, taxio-, -taxia, -taxis, -taxy, tact-, -tactic, -tactical, -tactics

【来源及含义】Greek: arrangement, order, put in order, orientation; the movements or directed responses of motile organisms to stimuli, as indicated by the combining roots

【同源单词】acroataxia, adelphotaxis, aerotaxis, ahydrotaxis, allelotaxis, amyotaxia