Where does “mermaiding” come from?

mermaiding (English) comes from English mermaid, from Middle English mermayde, from Middle English mere, from Old English mere, from Old English byriġ, from Old English burh, from Old English burg, from Proto-Germanic burgz.

mermaiding (English): The practice of swimming while wearing an artificial mermaid tail

Definitions

  1. The practice of swimming while wearing an artificial mermaid tail

Ancestry of “mermaiding”, step by step

mermaiding traces back through two separate lines of ancestry.

via English mermaid

StepLanguageWordMeaning
1EnglishmermaidA mythological creature with a woman's head and...
2Middle Englishmermaydemermaid
3Middle Englishmeremare; mother; sea, lake
4Old Englishmerelake; pool; sea
5Old Englishbyriġ
6Old EnglishburhAlternative form of burg; fortress; hill
7Old Englishburgcity; town; a fortified place: stronghold, fort,...
8Proto-Germanicburgzfortification, stronghold; city
9Proto-Indo-Europeanbʰr̥ǵʰ-

via English ing

StepLanguageWordMeaning
1EnglishingA meadow, especially a low meadow near a river;...
2Middle Englishing
3Old Englishingmeadow, water meadow, ing
4Old Norseengmeadow
5Proto-GermanicangijōA low lying meadow in a valley or near a river
6Proto-Indo-Europeanh₂énkoscurve, bend
7Proto-Indo-European-osCreates action nouns or result nouns from verbs;...
Every word from Proto-Indo-European bʰr̥ǵʰ-Every word from Proto-Germanic burgzEvery word from Old English burg