puffy (adj.)youdaoicibaDictYouDict[puffy 词源字典]
1610s, of wind, "gusty," from puff + -y (2). Of other things, "swollen," from 1660s. Earliest attested use is figurative, "bombastic" (1590s). Related: Puffily; puffiness.[puffy etymology, puffy origin, 英语词源]