Where does “カスタマー” come from?

カスタマー (Japanese) comes from English customer, from Middle English custumer, from Old French coustumier, from Medieval Latin custumarius, from Latin custuma — custom, tax.

カスタマー (Japanese): customer

Definitions

  1. customer

Ancestry of “カスタマー”, step by step

StepLanguageWordMeaning
1EnglishcustomerA patron, a client; one who purchases or receives...
2Middle EnglishcustumerA customs officer; a collector of import or export duties
3Old Frenchcoustumier
4Medieval Latincustumariusa toll-gatherer, tax-collector; pertaining to...
5Latincustumacustom, tax
Every word from Latin custumaEvery word from Medieval Latin custumariusEvery word from Old French coustumier
カスタマー — Etymology, Origin & Word History | Etymology Explorer