earnestly (adv.)youdaoicibaDictYouDict[earnestly 词源字典]
Old English eornostlice; see earnest (adj.) + -ly (2).[earnestly etymology, earnestly origin, 英语词源]
honestly (adv.)youdaoicibaDictYouDict
mid-14c., from honest + -ly (2). As an intensifier or exclamation, from 1898.
nestle (v.)youdaoicibaDictYouDict
Old English nestlian "build a nest," from nest (see nest (n.)). Figurative sense of "settle (oneself) comfortably, snuggle" is first recorded 1540s. Related: Nestled; nestling.
nestling (n.)youdaoicibaDictYouDict
late 14c., "bird too young to leave the nest," from nest (n.) + diminutive suffix -ling.