Synonyms and related words :
a bit previous, a novice at, a stranger to, acerb, acerbate, acerbic, acescent, adolescent, advanced, at half cock, awkward, blankminded, budding, callow, crab, crabbed, dewy, dry, dumb, empty, empty-headed, far ahead, fledgling, forward, fresh, gauche, green, green as grass, groping, growing, half-baked, half-cocked, half-grown, hasty, ignorant, ill-considered, ill-digested, ill-seasoned, ill-timed, immature, improper, impubic, impulsive, inane, inappropriate, inauspicious, inconvenient, inexpedient, inexperienced, infant, infelicitous, ingenuous, innocent, inopportune, intact, intempestive, intrusive, irrelevant, juicy, juvenile, know-nothing, late, mal a propos, malapropos, minor, mistimed, naive, nescient, new to, new-fledged, not firm, off base, out of line, out of phase, out of time, overhasty, oversoon, pickled, precipitate, precocious, premature, previous, pungent, raw, ripening, rushed, sappy, sec, simple, sour, sour as vinegar, soured, sourish, strange to, tart, tartish, tender, tentative, too early, too late, too soon, unaccustomed to, unacquainted, unacquainted with, unadult, unapprized, unbefitting, uncomprehending, unconversant, unconversant with, uncrystallized, underage, underripe, undeveloped, unenlightened, unexperienced, unfamiliar, unfamiliar with, unfavorable, unfit, unfitting, unfledged, unformed, unfortunate, ungrown, unhandy, unhappy, unilluminated, uninformed, uninitiated, uninitiated in, unintelligent, unjelled, unknowing, unlicked, unlucky, unmatured, unmeditated, unmellowed, unposted, unpracticed, unpracticed in, unpremeditated, unprepared, unpropitious, unready, unseasonable, unseasoned, unskilled in, unsuitable, unsure, unsweet, unsweetened, untimely, untoward, untried, unused to, unversed, unversed in, vacuous, vernal, vinegarish, vinegary, virginal, wrong, youthful