Where does “underwriten” come from?

underwriten (Middle English) comes from Old English underwrītan, from Old English wrītan, from Proto-West Germanic wrītan, from Proto-Germanic wrītaną, from Proto-Indo-European wēr-, from Proto-Indo-European wer- — to burn; to cover, heed, notice; squirrel.

Ancestry of “underwriten”, step by step

StepLanguageWordMeaning
1Old Englishunderwrītanto write at the foot of, write under, subscribe
2Old Englishwrītanto incise, engrave; to scratch, carve, write; to...
3Proto-West Germanicwrītanto scratch, to carve
4Proto-Germanicwrītanąto scratch, carve; to engrave, inscribe, write
5Proto-Indo-Europeanwēr-true
6Proto-Indo-Europeanwer-to burn; to cover, heed, notice; squirrel

Words derived from “underwriten

Every word from Proto-Indo-European wer-