[----]

Jyutping juk6 jin4 jau6 zi2
Pinyin yù yán yòu zhǐ

Definitions (粵典–words.hk)
  1. 語句
    想講​但​又講​唔​出口
    to bite something back

欲言又止 [----]

Jyutping
Pinyin yù yán yòu zhǐ

Definitions (CC-CEDICT)
  1. to want to say sth but then hesitate