Crusty
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 19:46的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/crusty ref] From [https://en.wikipedia.org/wiki/Middle_English Middle English], equivalen…”的新页面）
wiktionary
From Middle English, equivalent to crust + -y.
etymonline
crusty (adj.)
c. 1400, "scabby, like a crust, hard," from crust (n.) + -y (2). Figurative use, of persons, "short-tempered, surly, peevish" is from 1560s.
