嗤嗤嗆嗆 [－－呛呛]

Jyutping ci1 ci1 coeng1 coeng1
Pinyin chī chī qiāng qiāng

Definitions (Wiktionary)
  1. phrase, Xiamen, Zhangzhou-Hokkien, idiomatic
    murmuring; grumbling (done behind someone's back or in private)
  2. phrase, Min-Nan, idiomatic
    sound one makes when breathing with a clogged nose