ọlẹ̀ noun /ɔ̄.lɛ̀/
Definitions
  1. embryo, fetus
Etymology
From ọ- (“agent prefix”) + lẹ̀ (“to reproduce”).
Component words
ọ-agent prefixlẹ̀to reproduce
Source: Wiktionary · etymology 1, where this word is spelled “ọlẹ”. Reference: en-ọlẹ-yo-noun-gD2Ti2or