dumb Synonyms - page 3
cowish
dizzy
doltish
dom
duncical
dummy
dumfounder
dumfounded
dull-witted
duller
dozy
dotish
closemouthed
chuckleheaded
chirology
asinine
ashame
aphonous
aphonic
aphasic
answerless
anserine
addle-pated
azoic
beastlike
beef-witted
buffoonish
buffle-headed
brainless
bovine
boeotian
blockish
blockheaded
beetle-headed
absurd
pigeon-livered
moke
mindless
lumpish
loggerheaded
laughable
lame
lamblike
know-nothing
moulting
moult
moonblind
ineloquent
oafish
numskulled