oníwèé-mẹ́fà noun /ō.nĩ́.ꜜwé.mɛ́.fà/
Definitions
  1. primary school graduate idiomatic
Etymology
From oní- (“one who has”) + ìwé (“book”) + mẹ́fà (“six”), literally “One characterized by six books”, perhaps referring to the six years of primary school education (Primary 1 - Primary 6) in Nigeria. Compare with oníwèé-mẹ́wàá (“elementary school graduate”)
Component words
oní-one who hasìwébookmẹ́fàsix
Source: Wiktionary, where this word is spelled “oniwee-mẹfa”. Reference: en-oniwee-mẹfa-yo-noun-Ie5p8baI