maniacal Antonyms
not busy
wise
steady
stable
sound
sober
smart
slack
sensible
self-possessed
sedate
levelheaded
all there
clearheaded
psychologically sound
able to think clearly
of sound mind
well-balanced
uncrazy
slow-moving
in one's right mind
nonoperating
compos mentis
commonsensical
sane
right-minded
inactive
impassive
idle
good
flat
depressed
dead
coherent
clear-headed
calm
inoperative
intelligent
judicious
right
reasonable
rational
quiet
prudent
peaceful
normal
lucid
logical
lazy
balanced