词根词缀：tra-, tract-, trac-, -tractive, -traction, -tracting, treat-, trai-

【来源及含义】Latin: drag, draw together; a drawing out or pulling

【同源单词】abstract, abstract, abstracted, abstractedly, abstractedness, abstraction

词根词缀：turpit-

【来源及含义】Latin: disgraceful, depravity, infamy; from turpis, ugly, unsightly, unseemly; disgraceful, shameful, infamous, foul

【同源单词】moral inturpitude, moral turpitude, Nemo tenetur jurare in suam turpitudinem, turpis, turpis causa, turpis contractus