infantile, puerile, silly, stupid, sophomoric, petulant, thoughtless, crass, selfish, ridiculous, idiotic, moronic, egotistical, trite, flippant, cynical, immature, nonsensical, illogical, mischievous, pathetic, arrogant, ungentlemanly, foolishness, spiteful, unserious, absurd, foolish, vulgar, disrespectful, indecorous, mindless, babyish, insolent, hypocritical, egocentric, asinine, disgusting, brainless, uncouth, irresponsible, tactless, childlike, egoistical, narcissistic, contemptible, unthoughtful, ludicrous, uncivil, irrational, sarcastic, shameless, obnoxious, vacuous, meanspirited, misguided, unprofessional, despicable, goofy, condescending, uncivilized, comical, unchivalrous, simpleminded, laughable, simplistic, overcritical, boorish, hateful, unforgivable, uncreative, outrageous, cowardly, unbecoming, dumb, schoolmarmish, jejune, rude, unintelligent, whiny, insincere, daft, peevish, imbecilic, grownup, naive, obtuse, petty, vindictive, conceited, hackneyed, churlish, cutesy, contemptuous, preposterous, frivolous, dopey, pointless, trivial, unpresidential, tacky, vile, abide, abridgement, abridgment, acquaintance, adept, admiring, affront, alexandrine, alien, alluring, alter, amy, ancient, anybody, anyone, arbitrary, arid, articulate, artifice, aspersion, boyish, girlish, womanish, infantine, artless, perverse, reverent, womanly, fatuous, ingenuous, lascivious, manly, na'ive, wistful, impish

baby, child, disorganized schizophrenia, disorganized type schizophrenia, get, harmlessly, hebephrenia, hebephrenic schizophrenia, milksop, milquetoast, pansy, pantywaist, prattler, sissy

immature, infantile