Kidnapper
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 22:39的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=kidnapper+etymology&newwindow=1&hl=en ref] late 17th century: back-formation from kidnapp…”的新页面）
late 17th century: back-formation from kidnapper, from kid1 + slang nap ‘nab, seize’.
wiktionary
kidnap + -er
etymonline
kidnapper (n.)
1670s; see kidnap (though this word is attested a few years earlier).
