uṣu noun /ū.ʃū/ spelling unconfirmed
iṣu (alternative), ichu (alternative), isu (alternative)
Definitions
  1. yam
Dialect
Ìdànrè (Ùdànè, Ùdànrè), Ìjẹ̀bú Òde, Ẹ̀pẹ́, Ṣágámù, Oǹdó, Àdó Èkìtì, Àkúrẹ́, Ọ̀tùn Èkìtì, Iléṣà (Uléṣà), Òtù, Ìwéré Ilé dialect form of iṣu noun
Etymology
Cognate with Igala úchu, proposed to be derived from Proto-Yoruboid *ú-cu
Source: Wiktionary, where this word is spelled “uṣu”. Reference: en-uṣu-yo-noun-01P7el9b