- puerile
- adj1. infantile, infantine, Inf. kiddy, Rare. childly, babyish; boyish, girlish, youthful, young, juvenile, juvenescent; adolescent, pubescent, immature, underaged, minor, undeveloped, unfledged, unfeathered, jejune; budding, tender, soft, unripe, delicate; inexperienced, green, sophomoric, callow, defenseless; unsophisticated, unwise, inexpert, untried; childlike, innocent, pure, unsullied, uncorrupted, virgin.2. childish, foolish, silly, asinine; foolheaded, incautious, imprudent, indiscreet; irresponsible, injudicious, unwise, ill-considered, ill-advised, impolitic; impetuous, impulsive, hasty, short-sighted, heedless, foolhardy; headlong, rash, brash, unwary.3. trivial, trifling, petty, nugatory; frothy, frivolous, shallow; unimportant, inconsequential, immaterial, inconsiderable, insignificant; petty, picayune, measly, paltry; small, minor, slight, meager.
A Note on the Style of the synonym finder. 2014.