òbúkọ noun /ò.bú.kɔ̄/
òrúkọ (alternative), ọ̀búkọ (alternative, Ekiti), òwúkọ (alternative)
Definitions
  1. he-goat, billy goat
Etymology
Proposed to derive from Proto-Yoruboid *ɔ̀-bʊ́kɔ, ultimately from to *ɔ̀- (“nominalizing prefix”) + *bʊ́kɔ, cognate with Igala òbúkọ, Yekhee uviukọ, and Edo ovbukhọ
Source: Wiktionary, where this word is spelled “obukọ”. Reference: en-obukọ-yo-noun-VcTLY2Gy