Where does “無月” come from?

無月 (Japanese) comes from Japanese 月, from Old Japanese 月, from Proto-Japonic tukuy, from Proto-Japonic tuku.

無月 (Japanese): when the moon is not visible due to rain or some...

Definitions

  1. when the moon is not visible due to rain or some...

Ancestry of “無月”, step by step

無月 traces back through two separate lines of ancestry.

via Japanese 月

StepLanguageWordMeaning
1Japanese月the moon; a natural satellite; moonlight,...
2Old Japanese月the moon; a month; a menstrual cycle,...
3Proto-Japonictukuymoon
4Proto-Japonictuku—

via Japanese 無

StepLanguageWordMeaning
1Japanese無nothing, nothingness; mu; the null set: neither...
Every word from Proto-Japonic tuku →Every word from Proto-Japonic tukuy →Every word from Old Japanese 月 →