HSK10+
cáo
noisy
Phonosemantic compound. 口 represents the meaning and 曹 represents the sound.
口 Meaning component
kǒu
mouth
曹 Sound component
plaintiff and defendant
嘈
noisy; bustling; tumultuous
嘈杂
bustling
Make Me a Hanzi
Unicode
Dong Chinese
CC-CEDICT
SUBTLEX-CH
MTSU Chinese text computing