Where does “後背位” come from?

後背位 (Japanese) comes from Japanese 位, from Middle Chinese 位.

後背位 (Japanese): doggy style

Definitions

  1. doggy style

Ancestry of “後背位”, step by step

後背位 traces back through two separate lines of ancestry.

via Japanese 位

StepLanguageWordMeaning
1Japanese位rank; position; degree, rank
2Middle Chinese位—

via Japanese 後背

StepLanguageWordMeaning
1Japanese後背back
2Middle Chinese後背—

Words derived from “後背位”

Every word from Middle Chinese 位 →Every word from Japanese 位 →