interjection

Usually written with kana alone.
  1. by no means, never!, well, I never!, you don't say!, certainly (not).

noun, takes genitive case の

Usually written with kana alone.
  1. something unexpected, emergency.

noun

Usually written with kana alone, archaism.
  1. currently, for the time being, presently, for now.

adverb, takes genitive case の

Usually written with kana alone, obscure term.
  1. indeed, really, truly, unexpectedly.

Variations

Pronunciation Kanji Kana Is Common
 
 
 
まさか
真逆 まさか