词根词缀：epi-, ep-

【来源及含义】Greek: above, over, on, upon; besides; in addition to; toward; among

【相关词根词缀】 Related "above, over, beyond the normal, excessive" word units: hyper-; super-, supra-, sur; ultra-, ult-.

【同源单词】anepigraphous, cotyledon, endoepidermal, ephemeral, epibasal, epibasidium

词根词缀：episio-, episi-

【来源及含义】Greek: denotes the vulva or region of the pubes

【同源单词】episioclisia, episioelytrorrhaphy, episiohematoma, episioitis, episioperineoplasty, episioperineorrhaphy

词根词缀：perine-, perineo-

【来源及含义】Greek: space between the scrotum or mons veneris and the anus

【同源单词】adominoperineal, anoperineal, colpoperineoplasty, colpoperineorrhaphy, episioperineoplasty, episioperineorrhaphy