出典:Wiktionary
From Middle English nightwacche, nyȝt-wacche, nyghte wacche, nyȝt wacche, from 古期英語 nihtwæċċe, a variant of nihtwacu (“nightwatch”), equivalent to night + watch. Cognate with West Frisian nachtwacht (“nightwatch”), Dutch nachtwacht, nachtwake (“nightwatch”), German Nachtwache (“nightwatch”) and Nachtwächter (“night watchman”), Swedish nattvakt (“nightwatch”), Icelandic næturvakt (“nightwatch”).
the night time
ナイトスネーク
夜なべする
a night-piece
a nocturne
夜露.