köken: From Middle High German bach m or f, from Old High German bah, from Proto-West Germanic *baki. Cognate with Dutch beek, English beach and beck. The Middle High German gender was chiefly masculine in Upper German, chiefly feminine in Central German. This is one of the rarer cases in which northern gender usage did not establish itself; perhaps because the masculine agrees with the semantically…
aile: Bachforelle, Bachufer, Bergbach, den Bach runtergehen, Sturzbach, Wildbach
köken: From Proto-Turkic *sāŕ (“swamp, marsh”). Cognate with Bashkir һаҙ (haź), Southern Altai сас (sas), Tatar саз (saz), Uzbek soz, Khakas сас (sas, “swamp, marsh”); Chuvash шур (šur, “swamp, marsh”), etc.
köken: From Proto-Indo-European *bʰelH- (“white”). Cognate with Proto-Slavic *bolto (“swamp”), Romanian baltă (“mud, swamp”) and Albanian baltë (“mud”). Often considered an Illyrian substratum word.
trousers (AUS, UK), pants (AUS, Canada, US), strides (AUS), generally refers specifically to men's pants.
eş: スラックス, パンツ, 半ズボン, 長ズボン
köken: Borrowed from French jupon (“petticoat, underskirt”), from French jupe (“skirt”), from old Italian jupa, from Arabic جُبَّة (jubba, “long garment”). Doublet of 襦袢. Note that the meaning has changed from “underskirt” to “trousers/pants”, and the second consonant has changed from /p/ to /b/, possibly influenced by native Japanese onomatopoeia ずぼん (zubon), describing the action of something sliding…