词根：-gen-, -gener-, -germ-

【词根含义】：生殖,出生

【词根来源】：来源于原始印欧语gen-(生育)在拉丁语中产生的词汇genus(种类),gens(人种),generare(生殖),generalis(全体的,总的,普遍的)和germen(发芽,分枝)等。

【同源单词】：benign, engine, engineer, engineering, gender

词根词缀：-ity

【来源及含义】Latin: suffix used to form abstract nouns expressing act, state, quality, property, or condition corresponding to an adjective

【同源单词】abnormality, absorbability, acclivity, acerbity, acridity, acrity