unguided(a = adj.all) - not subject to guidance or control after launching; "unguided missiles"
Antonym: guided

unguided, adj. not guided in a particular path or direction; left to take its own course.

N  impulse, sudden thought, impromptu, improvisation, inspiration, flash, spurt, improvisatore, creature of impulse, extemporaneous, impulsive, indeliberate, snap, improvised, improvisate, improvisatory, unpremeditated, unmeditated, improvise, unprompted, unguided, natural, unguarded, spontaneous, instinctive, extempore, extemporaneously, offhand, impromptu, a limproviste, improviso, on the spur of the moment, on the spur of the occasion, impulse, impulsion, impetus, momentum, push, pulsion, thrust, shove, jog, jolt, brunt, booming, boost, throw, explosion, propulsion, percussion, concussion, collision, occursion, clash, encounter, cannon, carambole, appulse, shock, crash, bump, impact, elan, charge, beating, blow, dint, stroke, knock, tap, rap, slap, smack, pat, dab, fillip, slam, bang, hit, whack, thwack, cuff, squash, dowse, swap, whap, punch, thump, pelt, kick, punce, calcitration, ruade, arietation, cut, thrust, lunge, yerk, carom, carrom, clip, jab, plug, sidewinder, sidewipe, sideswipe, hammer, sledge hammer, mall, maul, mallet, flail, ram, rammer, battering ram, monkey, pile-driving engine, punch, bat, cant hook, cudgel, ax, dynamics, seismometer, accelerometer, earthquake detector, impelling, impulsive, impellent, booming, dynamic, dynamical, impelled, a hit, a very palpable hit.

N  unskillfulness, want of skill, incompetence, incompentency, inability, infelicity, indexterity, inexperience, disqualification, unproficiency, quackery, folly, stupidity indiscretion, thoughtlessness, sabotage, mismanagement, misconduct, impolicy, maladministration, misrule, misgovernment, misapplication, misdirection, misfeasance, petticoat government, absence of rule, rule of thumb, bungling, failure, screw loose: too many cooks, blunder, etourderie gaucherie, act of folly, balourdise, botch, botchery, bad job, sad work, sprat sent out to catch a whale, much ado about nothing, wild- goose chase, bungler, fool, unskillful, inexpert, bungling, awkward, clumsy, unhandy, lubberly, gauche, maladroit, left-handed, heavy-handed, slovenly, slatternly, gawky, adrift, at fault, inapt, unapt, inhabile, untractable, unteachable, giddy, inconsiderate, stupid inactive, incompetent, unqualified, disqualified, ill-qualified, unfit, quackish, raw, green, inexperienced, rusty, out of practice, unaccustomed, unused, untrained &c, uninitiated, unconversant, shiftless, unstatesmanlike, unadvised, ill-advised, misadvised, ill-devised, ill-imagined, ill-judged, ill-contrived, ill-conducted, unguided, misguided, misconducted, foolish, wild, infelicitous, penny wise and pound foolish, one's fingers being all thumbs, the right hand forgets its cunning, il se noyerait dans une goutte d'eau, incidit in Scyllam qui vult vitare Charybdim, out of the frying pan into the fire, non omnia possumus omnes.