Where does “yakuza” come from?

yakuza (Indonesian) comes from Japanese やくざ, from Japanese 九, from Old Japanese 九.

yakuza (Indonesian): yakuza

Definitions

  1. yakuza

Ancestry of “yakuza”, step by step

StepLanguageWordMeaning
1Japaneseやくざsomething that is worthless or useless; yakuza:...
2Japanese九nine; ninth; the ninth
3Old Japanese九—
Every word from Old Japanese 九 →Every word from Japanese 九 →Every word from Japanese やくざ →
yakuza — Etymology, Origin & Word History | Etymology Explorer