airy blanket brash careless casual cursory degage disregardant disregardful easygoing flippant forgetful free and easy general heedless impolitic imprudent inconsiderate indifferent indiscreet indiscriminate indiscriminative insensitive insouciant lazy maladroit nonjudgmental oblivious offhand perfunctory promiscuous reckless regardless respectless tactless thoughtless uncritical uncriticizing undemanding undifferentiating undiplomatic undiscreet undiscriminating undiscriminative unexacting unfastidious unheedful unheeding unmeticulous unmindful unparticular unprepared unready unselective unsolicitous unsubtle unthinking wholesale