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：-ish

【来源及含义】Old English: a suffix meaning, characteristic of, like, tending to; of or relating to, from; somewhat, approximately; or a verb ending

【相关描述】A suffix used to form adjectives from nouns and from adjectives. It refers to "relation, resemblance, similarity", and sometimes has a diminutive force; such as, "selfish, boyish, brutish; whitish, somewhat white".

A verb ending, originally appearing in certain verbs of French origin; such as, "abolish, cherish, finish, furnish, garnish", and "impoverish".

【同源单词】abolish, accomplish, acutish, admonish, anguish, anguish