词根：-tract-

【词根含义】：拉,引

【词根来源】：来源于拉丁语动词traho, trahere, traxi, tractus(拉)。

【同源单词】：abstract, abstraction, attract, attraction, attractive

前缀：mal-, male-, mali-

【词根含义】：坏,错误

【词根来源】：来源于拉丁语malus(坏)

【同源单词】：malnutrition, malpractice, maltreat, malefactor, maleficent

词根词缀：mal-, male-, mali-

【来源及含义】Latin: bad, badly, harsh, wrong; ill; evil; abnormal, defective; used primarily as a prefix

【相关描述】This combining form has no etymological connection to "male", meaning "man" or "masculine"; despite what some women may think.

【相关词根词缀】Inter-related cross references, directly or indirectly, involving word units meaning "bad, wrong": caco-, kako-; dys-; mis-; pessim-; sceler-.

【同源单词】benediction, benevolence, grand mal seizure, mala fide, mala fide, Mala ultro adsunt

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