Um
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 12:47的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=um+etymology&newwindow=1&hl=en ref] natural utterance: first recorded in English in the e…”的新页面）
natural utterance: first recorded in English in the early 17th century.
wiktionary
Onomatopoeic.
From Middle English um, from Old Norse um, umb(“around, about”), from Proto-Germanic *umbi(“around”), from Proto-Indo-European *h₂m̥bʰi(“round about, around”). Cognate with Old English ymbe(“around”), West Frisian om(“around”), Dutch om(“around”), German um(“around”). More at umbe.
um
etymonline
um
a sound denoting hesitation, 1670s.
