commercialcommercial

Commercial is borrowed from French commercial, from Late Latin commerciālis, from Latin commercium ‘trade’.

1. Latinc. 75 BCE–200 CEcommercium¹‘trade’
2. Late Latinc. 200–600 CEcommerciālis¹
3. Frenchc. 1600–presentcommercial¹‘pertaining to commerce’
4. Englishearliest quotation 1875commercial¹

1. ¹ Wiktionary, English commercial
2. Earliest quotation in Wiktionary’s entry: 1875, George Worsley, Advice to the Young!: “I have more than once had to lend a…”.