Where does “みそか” come from?

みそか (Japanese) comes from Japanese 日, from Old Japanese 日, from Proto-Japonic *pi — day, sun.

みそか (Japanese): the last day of a month

Definitions

  1. the last day of a month

Ancestry of “みそか”, step by step

みそか traces back through two separate lines of ancestry.

via Japanese 日

StepLanguageWordMeaning
1Japanese日Sunday
2Old Japanese日the sun; sunlight, sunshine; daytime, daylight
3Proto-Japonic*piday, sun

via Japanese 三十

StepLanguageWordMeaning
1Japanese三十thirty; thirty years of age
2Japanese三three, 3; third; three
3Middle Chineseさん—

Words derived from “みそか”

Every word from Proto-Japonic *pi →Every word from Old Japanese 日 →Every word from Japanese 日 →