pout (v.)youdaoicibaDictYouDict[pout 词源字典]
early 14c., of uncertain origin, perhaps from Scandinavian (compare Swedish dialectal puta "to be puffed out"), or Frisian (compare East Frisian püt "bag, swelling," Low German puddig "swollen"); related via notion of "inflation" to Old English ælepute "fish with inflated parts," and Middle Dutch puyt, Flemish puut "frog," from hypothetical PIE imitative root *beu- suggesting "swelling" (see bull (n.2)). Related: Pouted; pouting. As a noun from 1590s.[pout etymology, pout origin, 英语词源]