snooty (adj.)youdaoicibaDictYouDict[snooty 词源字典]
"proud, arrogant," 1918, noted that year as college slang, from snoot (n.) + -y (2). Probably with suggestions of snouty (1858); the notion being of "looking down one's nose." Related: Snootily; snootiness.[snooty etymology, snooty origin, 英语词源]