| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | stupid |
| Synonyms: | dim-witted, dull, dumb, half-witted, mentally slow, retarded, simple, simple-minded, slow, slow-witted, unintelligent |
| Main Entry: | dull |
| Part of Speech: | adjective |
| Definition: | unintelligent |
| Synonyms: | addled, backward, besotted, boring, brainless, daffy, daft, dense, dim, dim-witted, doltish, dumb, feeble-minded, half-baked, ignorant, imbecilic, indolent, insensate, low, moronic, not bright, numskulled, obtuse, scatterbrained, shallow, simple, simple-minded, slow, sluggish, stolid, stupid, tedious, thick, unintellectual, vacuous, wearisome, witless |
| Antonyms: | intelligent, keen, sharp, smart, witty |
| Main Entry: | half-baked |
| Part of Speech: | adjective |
| Definition: | stupid; not thought through |
| Synonyms: | backward, batty, birdbrained, blockheaded, boneheaded, brainless, crazy, dumb, feeble-minded, foolish, harebrained, idiotic, ignorant, ill-conceived, imbecilic, impractical, indiscreet, moronic, poorly planned, retarded, senseless, short-sighted, silly, slow, sophomoric, underdeveloped, unformed, witless |
| Antonyms: | intelligent, smart, thoughtful, wise |
| Main Entry: | imbecile |
| Part of Speech: | adjective |
| Definition: | stupid, foolish |
| Synonyms: | asinine, backward, deranged, dim-witted, dull, fatuous, feeble-minded, idiotic, imbecilic, inane, ludicrous, moronic, simple, simple-minded, slow, thick, witless |
| Antonyms: | brainy, intelligent, smart |
| Main Entry: | simpleminded |
| Part of Speech: | adjective |
| Definition: | unsophisticated |
| Synonyms: | brainless, childlike, clueless, crude, dumb, feeble-minded, idiotic, ignorant, moronic, naive, slow, stupid, uncomplicated, unschooled, unstudied, untutored, unworldly |
| Main Entry: | soft |
| Part of Speech: | adjective |
| Definition: | stupid |
| Synonyms: | daft, fatuous, feeble-minded, foolish, silly, simple, witless |
| Antonyms: | intelligent, smart |
| Main Entry: | retarded |
| Part of Speech: | adjective |
| Definition: | limited |
| Synonyms: | backward, birdbrained, defective, dim, dim-witted, dopey, dull, dumbbell, dumbo, dumdum, dummy, exceptional, feeble-minded, gorked, half-witted, held back, imbecile, lamebrained, mentally defective, moronic, numbskull, opaque, pinhead, retardo, sappy, simple, simple-minded, slow, slow-witted, stupid, subnormal, touched, underachieving, weak, yo-yo |
| Main Entry: | lagging |
| Part of Speech: | adjective |
| Definition: | backward |
| Synonyms: | arrested, behind, checked, delayed, dense, dull, feeble-minded, imbecile, late, moronic, stupid*, subnormal, underdeveloped, underprivileged, undeveloped |
| Main Entry: | simple-minded |
| Part of Speech: | adjective |
| Definition: | backward |
| Synonyms: | arrested, behind, checked, delayed, dense, dull, feeble-minded, imbecile, late, moronic, simple, slow, slow-witted, stupid*, subnormal, underdeveloped, underprivileged, undeveloped |