lamebrained

absurd asinine birdbrained boneheaded brainless dense dull foolish idiotic imbecile inane insensate jerky ludicrous lunatic mad mindless moronic puerile sappy silly simple vacuous witless

aware bright intelligent keen sensible smart

careless foolish ill-advised ill-considered irrational mindless reckless senseless stupid

bovine confused doltish dull empty-headed flighty heedless imprudent inadvertent inane inattentive incomprehensible inept injudicious irreflective loony neglectful negligent obtuse puerile rash regardless remiss silly undiscerning unheeding unmindful unreasonable unreasoning unreflective unthinking vacuous witless

careful cautious intelligent mindful prudent rational reasonable responsible sensible thoughtful wise

attentive considerate heeding kind observant thinking unselfish

astonishing implausible impossible improbable inconceivable incredible outlandish preposterous too much unimaginable unthinkable

beyond belief cockamamie cockeyed doubtful dubious far-fetched fishy flaky flimsy for the birds full of holes harebrained incogitable kooky open to doubt past belief phony questionable reaching scatterbrained screwy staggering suspect thick thin unconvincing unsubstantial weak won't hold water won't wash

believable conceivable credible imaginable likely plausible possible reasonable tenable

real

airheaded birdbrained blank drained dull dumb emptied foolish half-baked inane minus shallow silly stupid superficial uncomprehending unreasoning vacant void

aware filled full intelligent