Where does “roost” come from?

Roost comes from Middle English roste, from Old French rostir, from Frankish rōstjan, ultimately from Proto-Indo-European reus-.

roost (English): The place where a bird sleeps; A group of birds...

Definitions

  1. The place where a bird sleeps; A group of birds...

Ancestry of “roost”, step by step

StepLanguageWordMeaning
1Middle Englishrosteroost, perch; A roast; a piece of roasted meat;...
2Old Frenchrost—
3Old Frenchrostirto roast; to torture by subjecting to fire
4Frankishrōstjanto roast
5Proto-Germanicraustijanąto roast
6Proto-Indo-European*Hrews-—

Words derived from “roost”

Every word from Proto-Indo-European *Hrews- →Every word from Proto-Germanic raustijaną →Every word from Frankish rōstjan →