单词folk etymology
na.: 民俗语源；文字的通俗变化
网络: 民族词源学；流俗词源
民间词源；俗词源学:
a process by which a word is changed, for example because of a mistaken belief that it is related to another word, or to make a foreign word sound more familiar
民俗语源,通俗词源;文字的通俗变化
He was surely wrong, but his folk etymology is still firmly embedded in the collective consciousness after more than two dozen centuries.
他显然是错了，但几个世纪后，他通俗易通的词源学仍坚实地盘踞这众人的意识之中。