THESAURUS
defiant
aggressive, antagonistic, arrogant, audacious, belligerent, beyond control, bold, brash, brassy, brazen, breachy, bumptious, challenging, cheeky, cocky, contemptuous, contumacious, daring, defying, derisive, disdainful, disobedient, disregardful, fractious, greatly daring, gutsy, headstrong, hostile, impatient of control, impertinent, impudent, incorrigible, indocile, indomitable, insolent, insubordinate, insuppressible, intractable, irrepressible, mutinous, obstinate, obstreperous, ornery, out of hand, pert, pugnacious, rebellious, recalcitrant, refractory, regardless of consequences, resistant, resisting, restive, saucy, self-willed, shrewish, spunky, stubborn, unbiddable, uncontrollable, ungovernable, unmalleable, unmanageable, unmoldable, unruly, unsubmissive, unyielding, wild
ROGET THESAURUS
defiant
Defiance
N
defiance, daring, dare, challenge, cartel, threat, war cry, war whoop, chest-beating, chest-thumping, saber rattling,
defiant, defying, with 'with arms akimbo', in defiance of, in the teeth of, under one's very nose, Int, do your worst!, come if you dare!, come on!, marry come up!, hoity toity!, noli me tangere, nemo me impune lacessit, don't tread on me, don't you dare, don't even think of it, Go ahead, make my day!.
Threat
N
threat, menace, defiance, abuse, minacity, intimidation, denunciation, fulmination, commination, gathering clouds, threatening, menacing, minatory, minacious, comminatory, abusive, in terrorem, ominous,
defiant, under the ban, Int, vae victis!, at your peril!, do your worst!.