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Jyutping lik1 m4 cit3
Pinyin lè wú qiè

Definitions (Wiktionary)
  1. adj, Cantonese
    eager to show oneself off

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Jyutping lek1 m4 cit3
Pinyin lè wú qiè

Definitions (粵典–words.hk)
  1. 形容詞
    懶醒​;​搶出​風頭​;​急不及待​表現​自己
    arrogant; always eager to show oneself; to be a show-off, a boastful or vain person
Definitions (Kaifangcidian)
  1. 愛出風頭 – 爱出风头
  2. 自作聰明 – 自作聪明
  3. 自以為是 – 自以为是

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Jyutping lek1 m4 cit3
Pinyin lè n2 qiè

Definitions (CC-CANTO)
  1. describes a person who tries to acts smart in an attempt to show off (but in reality, he or she is not so smart); someone who thinks that he or she knows everything but in reality that is not the case