Where does “tailbeat” come from?

tailbeat (English) comes from English beat, from Middle English beten, from Old English bēatan, from Proto-West Germanic bautan, from Proto-Germanic bautaną, from Proto-Indo-European bʰewd-, from Proto-Indo-European bʰew- — to grow, swell; to swell, wax, grow; to blow; to...

tailbeat (English): The rhythmic beating of an animal's tail

Definitions

  1. The rhythmic beating of an animal's tail

Ancestry of “tailbeat”, step by step

tailbeat traces back through two separate lines of ancestry.

via English beat

StepLanguageWordMeaning
1EnglishbeatA stroke; a blow; A pulsation or throb; A pulse...
2Middle EnglishbetenTo beat; to repeatedly strike or hit
3Old Englishbēatanto thrash, beat; to beat, pound, strike, lash,...
4Proto-West Germanicbautanto beat
5Proto-Germanicbautanąto beat, push
6Proto-Indo-Europeanbʰewd-to hit, strike; to beat, push; to strike, push,...
7Proto-Indo-Europeanbʰew-to grow, swell; to swell, wax, grow; to blow; to...

via English Tail

StepLanguageWordMeaning
1EnglishTailA Chinese constellation coinciding with the tail of Scorpius, one of the 28 lunar mansions and the tail of Azure Dragon
2Middle EnglishtaylA tail; The back side or reverse of a creature; A...
3Old Englishtæġltail
4Proto-Germanictagląhair; ponytail; hair of a tail; tail
5Proto-Indo-Europeandoḱ-hair of the tail
6Proto-Indo-Europeandeḱ-take; perceive
Every word from Proto-Indo-European bʰew-Every word from Proto-Indo-European bʰewd-Every word from Proto-Germanic bautaną