skylark (n.)youdaoicibaDictYouDict[skylark 词源字典]
the common European lark, 1680s, from sky (n.) + lark (n.1). So called because it sings as it mounts toward the sky in flight.[skylark etymology, skylark origin, 英语词源]
skylark (v.)youdaoicibaDictYouDict
"to frolic or play," 1809, originally nautical, in reference to "wanton play about the rigging, and tops," probably from skylark (n.), influenced by (or from) lark (n.2). Related: Skylarked; skylarking.