無眠 [无－]

Jyutping mou4 min4
Pinyin wú mián

Definitions (Wiktionary)
  1. adj, Min-Nan
    unable to sleep well; unable to sleep enough
    (syn.) 失眠
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    我已两夜无眠。
    我已兩夜無眠。
    wǒ yǐ liǎng yè wú mián 。
    • I haven't slept for two nights.