Ìjùmú name /ì.d͡ʒù.mṹ/
Definitions
  1. A Yoruba sub-ethnic group in Kogi State, Nigeria
  2. A Yoruba dialect spoken by the Ìjùmú people in the Okun dialectal cluster
Source: Wiktionary, where this word is spelled “Ijumu”. Reference: en-Ijumu-yo-name-x3KahAon