Where does “toom” come from?

toom (Middle English) comes from Old English tōm, from Proto-Germanic tōmaz, from Proto-Indo-European doma- — to tame.

Ancestry of “toom”, step by step

toom traces back through two separate lines of ancestry.

via Old English tōm

StepLanguageWordMeaning
1Old Englishtōmempty
2Proto-Germanictōmazfree, clear, empty, unoccupied
3Proto-Indo-Europeandoma-to tame

via Old Norse tóm

StepLanguageWordMeaning
1Old Norsetómleisure; indefinite dative plural of tó f;...
2Proto-Germanictōmąvacant time, leisure

Words derived from “toom

Every word from Proto-Indo-European doma-Every word from Proto-Germanic tōmazEvery word from Old English tōm