啞子食苦瓜 [哑－－－－]

Jyutping aa2 zi2 sik6 fu2 gwaa1
Pinyin yǎ zi shí kǔ guā

Definitions (Wiktionary)
  1. phrase, Hakka, idiomatic
    to be unable to express one's discomfort; to be forced to suffer in silence