Synonyms and antonyms of Words used to describe unintelligent people in British Thesaurus

silly (adjective)

showing that you are not intelligent, not serious, not thinking carefully etc

idiotic (adjective)

extremely stupid

unintelligent (adjective)

not intelligent

simple-minded (adjective)

unable to understand difficult or complicated ideas

slow-witted (adjective)

unable to understand things quickly and easily

slow (adjective)

not intelligent, so that you need a lot of time to understand simple things

brainless (adjective)

informal extremely stupid

thick (adjective)

informal stupid

empty-headed (adjective)

not sensible or intelligent

stupid (adjective)

offensive not intelligent, or not able to consider or judge things carefully

asinine (adjective)

extremely stupid or unreasonable

benighted (adjective)

lacking knowledge or advantages that other people or places have

be not all there ()

if you say that someone is not all there, you mean they lack intelligence or they are crazy

bird-brained (adjective)

informal stupid in an annoying way

blundering (adjective)

extremely careless or stupid

bovine (adjective)

offensive someone who is bovine is large, moves slowly, and seems rather stupid

brain-dead (adjective)

informal extremely stupid or careless

brutish (adjective)

literary lacking intelligence or other signs of being human

clueless (adjective)

informal stupid, or knowing nothing

dense (adjective)

informal someone who is dense is stupid

dim (adjective)

informal not clever

dim-witted (adjective)

informal stupid

dopey (adjective)

informal stupid

dopy ()

another spelling of dopey

dozy (adjective)

Britishinformal stupid

dull (adjective)

not able to understand or react to what is happening

dull (adjective)

not intelligent

dumb (adjective)

informal stupid

dumb-ass (adjective)

Americanimpolite stupid

earthbound (adjective)

mainly literary very practical and without much imagination

feeble-minded (adjective)

stupid

feeble-minded (adjective)

offensive with a lower than average level of intelligence

gormless (adjective)

Britishinformal stupid

the lights are on but no one’s home ()

an expression used for saying that someone is stupid or is not listening

lumpen (adjective)

of low social class and stupid or not educated

lumpish (adjective)

not very intelligent or lively

mad (adjective)

very silly or stupid

not have much up top ()

to not be very intelligent or sensible

obtuse (adjective)

formal someone who is obtuse does not understand explanations or situations quickly

plodding (adjective)

working hard at a slow steady rate, but not very intelligent and lacking any good ideas of your own

purblind (adjective)

formal stupid, or slow to understand

simple (adjective)

old-fashioned not very intelligent and knowing little about the world

simple-minded (adjective)

showing a lack of intelligent thought

subnormal (adjective)

offensive less intelligent than most other people

thick-headed (adjective)

informal stupid

unimaginative (adjective)

unable to think of new and interesting things

unimaginative (adjective)

unable to do things in an interesting way that shows imagination

vacuous (adjective)

completely lacking in intelligence or serious thought

vapid (adjective)

showing no sign of intelligence or imagination, and therefore very boring

weak-minded (adjective)

a person who is weak-minded shows little intelligence or determination

witless (adjective)

literary very silly or stupid