somni-Wiktionary 原文英美构词拆解somn-前缀+-i-中缀somn-Relating to sleep.-i-(in coining neologisms) A vowel inserted interconsonantally between morphemes of Latinate origin in order to ease pronunciation (an anaptyxis, a linking vowel).词源说明From somn- + -i-.释义前缀prefix1Sleep.