ùsọkúsọ noun /ù.sɔ̄.kú.ꜜsɔ̄/
Definitions
  1. bad word, vulgar language
Etymology
From ùsọ (“saying”) + -kí- (“infix”) + ùsọ (“saying”). Compare Yoruba ìsọkúsọ
Component words
ùsọsaying-kí-infixùsọsaying
Source: Wiktionary, where this word is spelled “usọkusọ”. Reference: en-usọkusọ-yo-noun-g7iBj9Jb