Piranha
来自Big Physics
Safin（讨论 | 贡献）2022年4月29日 (五) 02:08的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=piranha+etymology&newwindow=1&hl=en ref] mid 18th century: via Portuguese from Tupi pirá…”的新页面）
mid 18th century: via Portuguese from Tupi pirá ‘fish’ + sainha ‘tooth’.
wiktionary
First attested in 1869. [1] The first part of the term is from Old Tupi pirá(“fish”). There are several theories regarding the source of second part, including:
etymonline
piranha (n.)
also pirana, piraya, "voracious carnivorous fish of tropical America," 1869, from Portuguese piranha, from Tupi (Brazil) pira nya, probably literally "biting-fish," with pira "fish."
