Where does “wakipai” come from?

wakipai (English) comes from Japanese 脇, from Old Japanese 分く.

wakipai (English): especially regarded as erotic

Definitions

  1. especially regarded as erotic

Ancestry of “wakipai”, step by step

wakipai traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesethe armpit, the underarm; the underarm area of...
2Old Japanese分く

via Japanese おっぱい

StepLanguageWordMeaning
1Japaneseおっぱいmilk, breast milk
Every word from Old Japanese 分くEvery word from Japanese