airheaded

absent absorbed abstracted bemused careless distracted distrait dreaming dreamy engrossed faraway forgetful goofing off head in the clouds heedless inattentive inconscient lost mooning moony oblivious out to lunch pipe dreaming preoccupied remote removed scatterbrained space cadet spacey unaware of events unconscious unheeding unmindful unobservant unthinking withdrawn woolgathering

alert attentive aware

addle-brained addle-headed addle-pated empty-headed featherbrained flighty harebrained rattlebrained rattlepated scatterbrained scatty silly

airbrained daffy dippy dipsy dizzy dopey eccentric empty giddy goofy inane kooky rattlebrained scatterbrained

capricious giddy unstable

birdbrained bubbleheaded changeable dingbat dingdong dizzy effervescent empty-headed featherbrained frivolous gaga harebrained impetuous impulsive inconstant lightheaded lively mercurial scatterbrained silly thoughtless twit unbalanced unsteady volatile whimsical wild

sensible steady

responsible

careless distracted inattentive sloppy

unmindful

absent absent-minded abstracted amnemonic amnesic asleep on the job bemused dreamy heedless lax like an absent-minded professor looking out window mooning moony neglectful negligent nirvanic not on the job oblivious out of it out to lunch pipe dreaming preoccupied remiss slack unwitting woolgathering

attentive

mindful recalling remembering retentive

absorbed bemused distracted engaged engrossed fascinated forgetful obsessed

absent abstracted bugged daydreaming immersed lost mooning removed spellbound woolgathering

absent-minded asleep deep distrait faraway have on the brain heedless hung up inconscient intent lost in thought moony oblivious rapt spread-out taken up unaware wrapped-up

bored disenthralled disinterested indifferent uninterested

existing

observant thoughtful unoccupied

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

aware filled full intelligent