arígbó noun /ā.ɾí.ɡ͡bó/
arúgbó (alternative)
Definitions
  1. alternative form of arúgbó (“old age, elderliness”) alt-ofalternative
  2. alternative form of arúgbó (“elder, old person”) alt-ofalternative
Etymology
Compare with Olukumi árígbó and Itsekiri eligbó, proposed to be derived from Proto-Yoruba *a-rígbó, perhaps ultimately from a Proto Edekiri form, though gbó (“to be old”), can be traced back to Proto-Yoruboid.
Source: Wiktionary, where this word is spelled “arigbo”. Reference: en-arigbo-yo-noun-C4CAh3xr