usẹ́ noun /ū.sɛ́/
uṣẹ́ (alternative), iṣẹ́ (alternative)
Definitions
  1. Ikalẹ form of iṣẹ́ (“work”)
Source: Wiktionary, where this word is spelled “usẹ”. Reference: en-usẹ-yo-noun-mU~j68rK