peabrain
Not very bright
A peabrain is a stupid person—someone whose brain is presumably the size of a pea.
The word functions as a mild, often playful insult: Don't be such a peabrain.
As an adjective, peabrained describes foolish ideas or actions: another peabrained scheme.
Foolish, senseless person
nitwit · numbskull · airhead · twit · fool · dope · bonehead · ignoramus
Lacking in speed
- unintelligentLacking cognitive ability
- dullLacking edge or interest
- denseClosely packed together
- obtuseLacking mental sharpness
thick · clueless · dopey · slow-witted · thickheaded · witless · vacuous · empty-headed
Expressing negative judgment
- contemptuousShowing open disrespect
- derogatoryExpressing criticism or disrespect
- disdainfulShowing open contempt
- mockingScornfully imitating or ridiculing
belittling · snide · scornful · dismissive · insulting · condescending · patronizing · sneering
idiot
Foolish, senseless person
dolt · nitwit · numbskull · airhead · twit · fool · dope · bonehead · ignoramus · nincompoop
slow
Lacking in speed
- unintelligentLacking cognitive ability
- dullLacking edge or interest
- denseClosely packed together
obtuse · thick · clueless · dopey · slow-witted · thickheaded · witless · vacuous · empty-headed · dumb
disparaging
Expressing negative judgment
- contemptuousShowing open disrespect
- derogatoryExpressing criticism or disrespect
- disdainfulShowing open contempt
mocking · belittling · snide · scornful · dismissive · insulting · condescending · patronizing · sneering · ridiculing
peabraingenius
Person of rare brilliance
brainiac · mastermind · intellectual · Einstein · whiz