ọbàkan noun /ɔ̄.bà.kã̄/
Definitions
  1. paternal half sibling (sibling of the same father but a different mother)
Etymology
From ọba (“father”) + ọ̀kan (“one”), literally “one father”.
Component words
Source: Wiktionary, where this word is spelled “ọbakan”. Reference: en-ọbakan-yo-noun-DVAQkU7A