From The Collaborative International Dictionary of English v.0.44 [gcide]:
From WordNet (r) 2.0 [wn]:
From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:
67 Moby Thesaurus words for "forgetful": Lethean, absent, absent-minded, absentminded, abstracted, airy, amnesiac, amnestic, bemused, blocked, careless, casual, converted, cursory, degage, disregardant, disregardful, distracted, dreaming, dreamy, easygoing, flippant, forgetting, free and easy, heedless, in the clouds, inattentive, inclined to forget, inconsiderate, indifferent, insouciant, lax, lazy, mindless, neglectful, negligent, oblivious, offhand, out of it, perfunctory, preoccupied, reckless, regardless, remiss, remote, repressed, respectless, slack, suppressed, tactless, thoughtless, unaccommodating, uncomplaisant, uncooperative, undiplomatic, unheedful, unheeding, unhelpful, unmindful, unobliging, unprepared, unready, unsolicitous, untactful, unthinking, unthoughtful, unwitting
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