词根：-fac-, -fic-, -fect-, -fact-, -feat-

【词根含义】：做,作

【词根来源】：来源于拉丁语动词facio, facere, feci, factus(做,作)。

【同源单词】：benefit, counterfeit, facile, facilitate, facility

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：fac-, facil-, fact-, feas-, -feat, -fect, -feit, -facient, -faction, -fic-, -fy, -ficate, -fication

【来源及含义】Latin: to make, to do, to build, to cause, to produce; forming, shaping

【同源单词】Ab officio et beneficio, abortifacient, absorbefacient, absorbifacient, acoustoelectric effect, affair

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