infantile

in·fan·tile

adj
\ˈin-fən-ˌtī(-ə)l, -t^əl, -ˌtēl, -(ˌ)til\

Definition of INFANTILE

1

: of or relating to infants or infancy

2

: suitable to or characteristic of an infant; especially : very immature <infantile humor>

— in·fan·til·i·ty \ˌin-fən-ˈti-lə-tē\ noun

Examples of INFANTILE

1. <the infantile humor that teenage boys are justly famous for>

First Known Use of INFANTILE

1696

Related to INFANTILE

Synonyms: adolescent, babyish, immature, childish, jejune, juvenile, kiddish, puerile

Antonyms: adult, grown-up, mature

Related Words: boyish, brattish, bratty, girlie (or girly), girlish; childlike, innocent, naive (or naïve), simple, simplistic, unsophisticated

Near Antonyms: unchildlike; cosmopolitan, experienced, knowing, smart, sophisticated, worldly, worldly-wise

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Rhymes with INFANTILE

Anglophile, country mile, cyclostyle, domicile, family style, Francophile, Gallophile, hypostyle, in denial, juvenile, projectile, rat-tail file, rank and file, single file, statute mile