Laxi Dictionary

American Dictionary

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Definition infantile in American English

infantile adjective

adjective
/ˈɪnfənˌtaɪl/
1

infantile behavior annoys you because it is very silly, like a child's behavior

Synonyms and related words
developed full-blown full-fledged
Synonyms and related words
acute advanced asymptomatic
Definition infantile in American English