squirrely (adj.)youdaoicibaDictYouDict[squirrely 词源字典]
also squirrelly, 1895, "abounding in squirrels;" 1910 as "reminiscent in some way of a squirrel," from squirrel (n.) + -y (2). Earlier was squirrelish (1834). Related: Squirreliness.[squirrely etymology, squirrely origin, 英语词源]