Synonyms of puerile in English:

puerile


See US English definition of puerile

See UK English definition of puerile

See Spanish definition of pueril

adjective

1‘it was the cause of many a puerile pub argument’

SYNONYMS
childish, immature, infantile, juvenile, adolescent, babyish
silly, inane, fatuous, jejune, asinine, foolish, petty
ANTONYMS

mature, sensible