Where does “Bauchflosse” come from?

Bauchflosse (German) comes from German Flosse, from Middle High German vlozze, from Old High German flozza, from Proto-Germanic flutô, from Proto-Indo-European plewd-, from Proto-Indo-European plew- — to fly, flow, run.

Bauchflosse (German): abdominal fin, pelvic fin, ventral fin

Definitions

  1. abdominal fin, pelvic fin, ventral fin

Ancestry of “Bauchflosse”, step by step

Bauchflosse traces back through two separate lines of ancestry.

via German Flosse

StepLanguageWordMeaning
1GermanFlossefin, flipper; hand
2Middle High Germanvlozze
3Old High Germanflozza
4Proto-GermanicflutôA float; flotation device; A raft; boat; ship
5Proto-Indo-Europeanplewd-to fly, flow, run
6Proto-Indo-Europeanplew-to fly, flow, run

via German Bauch

StepLanguageWordMeaning
1GermanBauchabdomen, belly
2Middle High Germanbūchbelly
3Old High Germanbūhbelly
4Proto-West Germanic*būk
5Proto-Germanicbūkazbelly, abdomen; body
6Proto-Indo-Europeanbʰōw-to inflate, swell; to swell, grow, thrive, be,...
Every word from Proto-Indo-European plew-Every word from Proto-Indo-European plewd-Every word from Proto-Germanic flutô