Where does “二塁” come from?

二塁 (Japanese) comes from Japanese 二, from Middle Chinese 二 — two.

二塁 (Japanese): second base

Definitions

  1. second base

Ancestry of “二塁”, step by step

二塁 traces back through two separate lines of ancestry.

via Japanese 二

StepLanguageWordMeaning
1Japanese二two, 2; second; two
2Middle Chinese二two

via Japanese 塁

StepLanguageWordMeaning
1Japanese塁base
2Middle Chinese壘—
Every word from Middle Chinese 二 →Every word from Japanese 二 →