Where does “相模原” come from?

相模原 (Chinese) comes from Japanese 相模原, from Japanese 原, from Old Japanese 原, from Italian -para.

Ancestry of “相模原”, step by step

StepLanguageWordMeaning
1Japanese相模原—
2Japanese原meadow, plain, field; the original thing; the...
3Old Japanese原—
4Italian-para—
Every word from Italian -para →Every word from Old Japanese 原 →Every word from Japanese 原 →