Where does “お帰りなさい” come from?

お帰りなさい (Japanese) comes from Japanese お, from Middle Chinese 惡.

お帰りなさい (Japanese): welcome home (said by a person greeting another coming back home, a stock phrase required by the Japanese etiquette)

Definitions

  1. welcome home (said by a person greeting another coming back home, a stock phrase required by the Japanese etiquette)

Ancestry of “お帰りなさい”, step by step

StepLanguageWordMeaning
1Japaneseお諾 yes, alright, okay; オ a sign used in some...
2Middle Chinese惡—
Every word from Middle Chinese 惡 →Every word from Japanese お →