Where does “doublet” come from?

Doublet comes from Middle English doublet, from Italian giubba, from Arabic جُبَّة, ultimately tracing back through Latin duplus and earlier sources to Proto-Iranian tap- meaning double or fold.

doublet (English): A pair of two similar or equal things; couple;...

Definitions

  1. A pair of two similar or equal things; couple;...

Ancestry of “doublet”, step by step

doublet traces back through two separate lines of ancestry.

via Italian giubbetta

StepLanguageWordMeaning
1Italiangiubbetta
2Italiangiubbajacket; tunic
3Latiniubamane; the flowing hair on the neck of an animal;...
4Old Tupiîubto lie
5Old Tupi-aforms nouns from a word's stem
6Old Tupihand
7Proto-Tupi-Guarani*pohand
8Proto-Tupian*pohand

via Middle English doublet

StepLanguageWordMeaning
1Middle Englishdoubletdoublet A man’s waistcoat
2Old Frenchdoublet
3Old French-etUsed to form a diminutive, masculine noun;...
4Latin-ātused
5Proto-Italic-ātos
6Proto-Indo-European-éh₂tosForms adjectives from nouns, indicating the possession of a thing or a quality

Words derived from “doublet

Every word from Proto-Tupian *poEvery word from Old Tupi -aEvery word from Old Tupi îub
doublet — Etymology, Origin & Word History | Etymology Explorer