1. (adj)puerile of or characteristic of a child Synonyms: adolescent, jejune, juvenile Antonyms: mature
2. (adj)adolescent, jejune, juvenile, puerile displaying or suggesting a lack of maturity Synonyms: teen, teenaged, insubstantial, teenage, insipid, adolescent, jejune, juvenile, puerile Antonyms: mature
Synonyms, Thesaurus & Antonyms of 'puerile'
English Synonyms and Antonyms
1. puerile Boyish, childish, and girlish are used in a good sense of those to whom they properly belong, but in a bad sense of those from whom more maturity is to be expected; childish eagerness or glee Synonyms: youthful, adolescent, callow, childlike, immature, puerile, boyish, childish, girlish, juvenile, young
Synonyms for puerile 
