Where does “dos” come from?

dos (Old Catalan) comes from Vulgar Latin dossum, from Latin dorsum, from Proto-Italic dorsom.

Ancestry of “dos”, step by step

StepLanguageWordMeaning
1Vulgar Latindossum—
2Latindorsumback, part of the body between the neck and...
3Proto-Italicdorsom—

Words derived from “dos”

Every word from Proto-Italic dorsom →Every word from Latin dorsum →Every word from Vulgar Latin dossum →