喜笑顏開 [－－颜开]

Jyutping hei2 siu3 ngaan4 hoi1
Pinyin xǐ xiào yán kāi

Definitions (CC-CEDICT)
  1. grinning from ear to ear (idiom)
  2. beaming with happiness
Definitions (Wiktionary)
  1. phrase, idiomatic
    to be beaming with joy; to be smiling happily
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）