犯睏 [－困]

Jyutping faan2 kwan3
Pinyin fàn kùn

Definitions (Wiktionary)
  1. verb, colloquial
    to feel sleepy

犯睏 [－困]

Jyutping faan6 kwan3
Pinyin fàn kùn

Definitions (CC-CEDICT)
  1. (coll.) to get sleepy