出典:Wiktionary
English from the 1880s (Abram Smythe Palmer, 1882), a calque of German Volksetymologie (1820s, in 1821 as Volks-Etymologie in J. A. Schmeller's Die Mundarten Bayerns grammatisch dargestellt).
folk etymology (countable かつ uncountable, 複数形 folk etymologies)