Where does “stoomboat” come from?

stoomboat (West Frisian) comes from West Frisian stoom, from Dutch stoom, from Middle Dutch stôom, from Old Dutch stōm, from Proto-West Germanic staum, from Proto-Germanic staumaz, from Proto-Indo-European dʰew- — to die, pass away; to run, flow.

stoomboat (West Frisian): steamboat

Definitions

  1. steamboat

Ancestry of “stoomboat”, step by step

stoomboat traces back through two separate lines of ancestry.

via West Frisian stoom

StepLanguageWordMeaning
1West Frisianstoomsteam
2Dutchstoomsteam
3Middle Dutchstôomsteam
4Old Dutchstōm
5Proto-West Germanicstaumsteam, vapour
6Proto-Germanicstaumazsteam, vapour
7Proto-Indo-Europeandʰew-to die, pass away; to run, flow

via West Frisian boat

StepLanguageWordMeaning
1West Frisianboatboat
Every word from Proto-Indo-European dʰew-Every word from Proto-Germanic staumazEvery word from Proto-West Germanic staum