Infantile
来自Big Physics
Safin（讨论 | 贡献）2022年4月28日 (四) 22:18的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=infantile+etymology&newwindow=1&hl=en ref] late Middle English: from French, or from Lati…”的新页面）
late Middle English: from French, or from Latin infantilis, from infans, infant- (see infant).
wiktionary
Mid-15th century, "pertaining to infants," from Latin infantilis(“pertaining to an infant”), from īnfāns. Sense of "infant-like" is from 1772. [1]
etymonline
infantile (adj.)
mid-15c., "pertaining to infants," from Late Latin infantilis "pertaining to an infant," from infans "young child" (see infant). Sense of "infant-like" is from 1772.
