ルナティック

noun, noun which may take the genitive case particle 'no', na-adjective

lunatic; crazy person; insane

English loanword used as a noun or adjectival noun. Often carries a dramatic or exaggerated tone, similar to calling someone 'crazy' or 'insane' in English. Can describe a person or a situation.

• 彼かれは完かん全ぜんにルナティックだ。

  He's completely lunatic.

• あのルナティックな計けい画かくは誰だれが考かんがえたの？

  Who came up with that lunatic plan?