Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
@TomAu And tomorrow we ask for all words that begin in "pl", and the day after tomorrow ... No, seriously. I don't see any reason why that question is interesting.
Adding words "whose meanings have diverged over time" confuses the issue. For instance, Knecht means, servant, basically the OPPOSITE of knight. I can get from Knave, a "naughty" boy to Knabe. And I'm now confused about knife and Kniff german.stackexchange.com/questions/4497/…
@TomAu: Merriam Webster: "a mounted man-at-arms serving a feudal superior [...] from Old English cniht man-at-arms, boy, servant". Not much divergent -- rather enlightening about the deeper meaning, exactly what etymology should do.