寝ね損そこなう

godan verb (-u)

miss a chance to sleep; fail to sleep; be wakeful

Used when one intends to sleep but cannot, or misses the opportunity to sleep. Often implies restlessness or a disrupted sleep schedule.

• 昨さく夜やは暑あつくて寝ね損そこなった。

  Last night I couldn't sleep because of the heat.

• 飛ひ行こう機きの中なかで寝ね損そこなうと、時じ差さぼけがひどくなる。

  If you miss the chance to sleep on the plane, jet lag gets worse.