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Jyutping sam1 ngai3
Pinyin xīn yì

Definitions (粵典–words.hk)
  1. 動詞
    個心​好似​有​嘢​壓​噉
    to feel as if something is pressing on the heart
  2. 近義詞
    心噏、心悒
Definitions (Kaifangcidian)
  1. 胸悶 – 胸闷
  2. 有心事
  3. 不痛快
  4. 胸中發悶 – 胸中发闷

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Jyutping sam1 ai3
Pinyin xīn yì

Definitions (CC-CANTO)
  1. uncomfortable feeling in chest; hard feelings