Where does “真っ二つ” come from?

真っ二つ (Japanese) comes from Japanese 真っ — prefixes nouns, adjectives or adjectival nouns...

真っ二つ (Japanese): (split) into exactly two equal parts

Definitions

  1. (split) into exactly two equal parts

Ancestry of “真っ二つ”, step by step

真っ二つ traces back through two separate lines of ancestry.

via Japanese 真っ

StepLanguageWordMeaning
1Japanese真っprefixes nouns, adjectives or adjectival nouns...

via Japanese 二つ

StepLanguageWordMeaning
1Japanese二つtwo things [small or without a counter category]
Every word from Japanese 真っ
真っ二つ — Etymology, Origin & Word History | Etymology Explorer