insane
abnormal
amiss
askew
awry
balmy
bananas
barmy
bats
batty
bereft of reason
berserk
bonkers
brainsick
cockeyed
convulsed
crackbrained
cracked
crazed
crazy
cretinous
cuckoo
daft
deluded
dement
demented
deprived of reason
dippy
disarranged
discomfited
discomposed
disconcerted
dislocated
disordered
disorderly
disorganized
disoriented
distempered
distract
distracted
distraught
disturbed
doatish
dotard
doting
addle
bemused
bereave
deaf
defective
disable
disorganize
enamored
indisposed
intoxicated
misguided
perturb
psychotic
retard
sadistic
sociopathic
unable
unbalance
unsettle
arranged
changed
estranged
exchanged
prearranged
ranged
rearranged
shortchanged
unchanged
rational
sane