imbecile

adj 0.828

idiotic

adj 0.707

moronic

adj 0.684

idiot

adj 0.616

stupid

adj 0.599

asinine

adj 0.599

brainless

adj 0.591

dumb

adj 0.588

doltish

adj 0.579

foolish

adj 0.572

infantile

adj 0.572

witless

adj 0.562

simpleminded

adj 0.559

buffoonish

adj 0.558

unintelligent

adj 0.557

blithering

adj 0.549

intellectually challenged

adj 0.546

insensate

adj 0.540

inane

adj 0.539

retarded

adj 0.538

incompetent

adj 0.537

cretinous

adj 0.529

unintellectual

adj 0.528

bestial

adj 0.528

inept

adj 0.528

ludicrous

adj 0.526

gormless

adj 0.526

crackbrained

adj 0.522

mentally challenged

adj 0.521

microcephalic

adj 0.519

childish

adj 0.519

ineducable

adj 0.518

illogic

adj 0.514

fool

adj 0.514

senseless

adj 0.513

silly

adj 0.511

slow-witted

adj 0.510

absurd

adj 0.510

ridiculous

adj 0.510

oafish

adj 0.508

harebrained

adj 0.508

puerile

adj 0.507

incapable

adj 0.504