feeble-minded
adjective
• unable to make intelligent decisions or judgements; foolish or stupid.
Similar:
stupid,
idiotic,
moronic,
imbecilic,
foolish,
half-baked,
half-witted,
dim-witted,
witless,
dunce-like,
doltish,
cretinous,
empty-headed,
vacuous,
vapid,
dumb,
dim,
dopey,
dozy,
birdbrained,
pea-brained,
fat-headed,
lamebrained,
chuckleheaded,
dunderheaded,
wooden-headed,
muttonheaded,
boneheaded,
crazy,
mental,
nuts,
nutty,
cracked,
cuckoo,
bonkers,
dippy,
daft,
potty,
barmy,
batty,
dotty,
crackers,
dumb-ass,