Synonyms of the word

stupid

• adj. Lacking in intelligence or exhibiting the quality of having been done by someone lacking in intelligence.
• adj. To the point of stupor.
• adj. (archaic) Characterized by or in a state of stupor; paralysed.
• adj. (archaic) Lacking sensation; inanimate; destitute of consciousness; insensate.
• adj. (slang) Amazing.
• adj. (slang) damn, annoying, darn.
• adv. (slang, dated) Extremely.
• n. A stupid person; a fool.
• n. (colloquial, uncountable) The state or condition of being stupid.

anserine

• adj. Silly, foolish, stupid.
• adj. Pertaining to a goose or geese; gooselike.
• n. (biochemistry) A dipeptide compound present in birds and other vertebrates, originally isolated from goose…

blockheaded

• adj. Resembling a blockhead; stupid.

boneheaded

• adj. (slang) like a bonehead.
• adj. (slang) like something a bonehead would do.

brainless

• adj. (not comparable) Having no brain.
• adj. (comparable) Unintelligent, with little common sense.

cloddish

• adj. Like a clod, a person who is foolish, stupid or parochial.
• adj. Of or pertaining to lumpy soil.

confused

• v. simple past tense and past participle of confuse.
• adj. (of a person) unable to think clearly or understand.
• adj. (of a person or animal) disoriented.
• adj. chaotic, jumbled or muddled.
• adj. making no sense; illogical.
• adj. embarrassed.

dazed

• adj. in a state of shock or confusion.
• adj. stunned.
• v. simple past tense and past participle of daze.

dense

• adj. Having relatively high density.
• adj. Compact; crowded together.
• adj. Thick; difficult to penetrate.
• adj. Opaque; allowing little light to pass through.
• adj. Obscure, or difficult to understand.
• adj. (mathematics, topology) Being a subset of a topological space that approximates the space well. See Wikipedia…
• adj. (of a person) Slow to comprehend; of low intelligence.

dim

• adj. Not bright or colorful.
• adj. (colloquial) Not smart or intelligent.
• adj. Indistinct, hazy or unclear.
• adj. Disapproving, unfavorable: rarely used outside the phrase take a dim view of.
• adv. Dimly, indistinctly.
• n. (archaic) Dimness.
• v. (transitive) To make something less bright.
• v. (intransitive) To become darker.
• v. To render dim, obscure, or dark; to make less bright or distinct; to take away the luster of; to darken;…
• v. To deprive of distinct vision; to hinder from seeing clearly, either by dazzling or clouding the eyes;…

dolt

• n. (pejorative) A stupid person; a blockhead or dullard.
• v. (obsolete) To behave foolishly.

doltish

• adj. Like a dolt; dull in intellect; stupid.

dopey

• adj. Stupid, silly.

dopy

• adj. Alternative spelling of dopey.

dull

• adj. Lacking the ability to cut easily; not sharp.
• adj. Boring; not exciting or interesting.
• adj. Not shiny; having a matte finish or no particular luster or brightness.
• adj. Not bright or intelligent; stupid; slow of understanding.
• adj. Sluggish, listless.
• adj. Cloudy, overcast.
• adj. Insensible; unfeeling.
• adj. Heavy; lifeless; inert.
• adj. (of pain etc) Not intense; felt indistinctly or only slightly.
• adj. (of a noise or sound) Not clear, muffled.
• v. (transitive) To render dull; to remove or blunt an edge or something that was sharp.
• v. (transitive) To soften, moderate or blunt; to make dull, stupid, or sluggish; to stupefy.
• v. (intransitive) To lose a sharp edge; to become dull.
• v. To render dim or obscure; to sully; to tarnish.

dullard

• n. A stupid person; a fool.

dumb

• adj. (dated) Unable to speak; lacking power of speech (kept in "deaf, dumb, and blind").
• adj. (dated) Silent; unaccompanied by words.
• adj. (informal, pejorative, especially of a person) extremely stupid.
• adj. (figuratively) Pointless, foolish, lacking intellectual content or value.
• adj. Lacking brightness or clearness, as a colour.
• v. (dated) To silence.
• v. (transitive) To make stupid.
• v. (transitive) To represent as stupid.
• v. (transitive) To reduce the intellectual demands of.

fatheaded

• adj. Characteristic of a fathead; stupid.

feebleminded

• adj. Alternative spelling of feeble-minded.

foolish

• adj. (of a person, an action, etc.) Lacking good sense or judgement; unwise.
• adj. Resembling or characteristic of a fool.

gaumless

• adj. (dialectal) Alternative spelling of gormless.

gooselike

• adj. Resembling or characteristic of a goose.

goosey

• adj. Alternative spelling of goosy.

goosy

• adj. Characteristic of a goose; anserine.
• adj. (informal) foolish; silly.

gormless

• adj. (chiefly Britain, of a person) Lacking intelligence, sense or understanding; foolish.

half-witted

• adj. Having a low intelligence; dim-witted.

headless

• adj. Without a head; decapitated.
• adj. Without leadership.
• adj. (linguistics, of a phrase or compound) Not having a head morpheme or word.
• adj. (computing) Running without a graphical user interface; running without any attached output device (e…
• adj. (of beer) Without a head of foam.
• adj. (obsolete) Heedless.

idiotic

• adj. Pertaining to or resembling an idiot; afflicted with idiocy.
• adj. Having the quality of idiocy; very foolish; stupid; nonsensical.

imbecile

• n. (obsolete) A person with limited mental capacity who can perform tasks and think only like a young child,…
• n. (pejorative) A fool, an idiot.
• adj. (dated) Destitute of strength, whether of body or mind; feeble; impotent; especially, mentally weak.

imbecilic

• adj. like or as an imbecile; so senseless as to be laughable; absurd, foolish, stupid, idiotic.

jerky

• adj. Characterized by physical jerking.
• adj. Having the behavior of a jerk (unpleasant person).
• n. Lean meat cured and preserved by cutting into thin strips and air-drying in the sun.
• v. (transitive) To cure and preserve (meat) by drying it, making jerky.

loggerheaded

• adj. dull; stupid.

lumpen

• adj. Of or relating to social outcasts.
• adj. Of or relating to the lumpenproletariat.
• adj. Plebeian.

lumpish

• adj. Shaped like a lump, lumpy, ill-defined in shape.
• adj. Like lumps, lumpy, composed of unshaped or mismatched pieces.
• adj. Like a lump, cloddish, dull, slow-witted.
• adj. (archaic) Without energy, lethargic.
• adj. Awkward, inelegant.

moronic

• adj. (medicine, dated) having a mental age of between seven and twelve years.
• adj. (slang) behaving in the manner of a moron; idiotic; stupid.

nitwitted

• adj. Being like a nitwit; being stupid or foolish.

obtuse

• adj. (now chiefly botany, zoology) Blunt; not sharp.
• adj. Intellectually dull or dim-witted.
• adj. Indirect or circuitous.
• adj. Of sound: deadened or muffled.
• adj. (geometry) Of an angle: greater than 90 degrees but less than 180 degrees.
• adj. (geometry) Of a triangle: with one obtuse angle.

pillock

• n. (Britain, mildly pejorative, slang) a stupid or annoying person; simpleton; fool.

retarded

• adj. Delayed; delayed in development, hindered; impeded.
• adj. (psychology, now offensive, dated) Having mental retardation; mentally deficient or underdeveloped.
• adj. (psychology, now offensive, dated) Specifically, having an IQ below 70.
• adj. (colloquial, derogatory, offensive) Stupid, dumb.
• adj. (physics) Designating a parameter of an electromagnetic field which is adjusted to account for the finite…
• v. simple past tense and past participle of retard.

senseless

• adj. Bereft of feeling or consciousness; deprived of sensation; unconscious; insensible.
• adj. Lacking meaning or purpose; without common sense; pointless; meaningless.
• adj. Without consideration, awareness or sound judgement; unreasonable; unwise; stupid.

simple

• adj. Uncomplicated; taken by itself, with nothing added.
• adj. Without ornamentation; plain.
• adj. Free from duplicity; guileless, innocent, straightforward.
• adj. Undistinguished in social condition; of no special rank.
• adj. (now rare) Trivial; insignificant.
• adj. (now colloquial) Feeble-minded; foolish.
• adj. (heading, technical) Structurally uncomplicated.
• adj. (obsolete) Mere; not other than; being only.
• n. (medicine) A preparation made from one plant, as opposed to something made from more than one plant.
• n. (obsolete) A term for a physician, derived from the medicinal term above.
• n. (logic) A simple or atomic proposition.
• n. (obsolete) Something not mixed or compounded.
• n. (weaving) A drawloom.
• n. (weaving) Part of the apparatus for raising the heddles of a drawloom.
• n. (Roman Catholicism) A feast which is not a double or a semidouble.
• v. (transitive, intransitive, archaic) To gather simples, i.e., medicinal herbs.

simpleton

• n. (pejorative) A simple person lacking common sense.

slow

• adj. Taking a long time to move or go a short distance, or to perform an action; not quick in motion; proceeding…
• adj. Not happening in a short time; spread over a comparatively long time.
• adj. Of reduced intellectual capacity; not quick to comprehend.
• adj. Not hasty; not precipitate; lacking in promptness; acting with deliberation.
• adj. (of a clock or the like) Behind in time; indicating a time earlier than the true time.
• adj. Lacking spirit; deficient in liveliness or briskness.
• adj. (of a period of time) Not busy; lacking activity.
• v. (transitive) To make (something) run, move, etc. less quickly; to reduce the speed of.
• v. (transitive) To keep from going quickly; to hinder the progress of.
• v. (intransitive) To become slow; to slacken in speed; to decelerate.
• n. Someone who is slow; a sluggard.
• n. (music) A slow song.
• adv. Slowly.

slow-witted

• adj. Lacking a keen or swift intellect, not too bright or not too swift.

stunned

• adj. Unable to act or respond; dazed; shocked.
• v. simple past tense and past participle of stun.

stupe

• n. (slang) A stupid person or (rarely) thing.
• n. A hot, wet medicated cloth or sponge applied externally.
• v. To foment with such a cloth or sponge.

stupefied

• v. simple past tense and past participle of stupefy.
• adj. Experiencing stupefaction.
• adj. Experiencing the influence of an ingested mind-altering substance.

stupid

• adj. Lacking in intelligence or exhibiting the quality of having been done by someone lacking in intelligence.
• adj. To the point of stupor.
• adj. (archaic) Characterized by or in a state of stupor; paralysed.
• adj. (archaic) Lacking sensation; inanimate; destitute of consciousness; insensate.
• adj. (slang) Amazing.
• adj. (slang) damn, annoying, darn.
• adv. (slang, dated) Extremely.
• n. A stupid person; a fool.
• n. (colloquial, uncountable) The state or condition of being stupid.

thick

• adj. Relatively great in extent from one surface to the opposite in its smallest solid dimension.
• adj. Measuring a certain number of units in this dimension.
• adj. Heavy in build; thickset.
• adj. Densely crowded or packed.
• adj. Having a viscous consistency.
• adj. Abounding in number.
• adj. Impenetrable to sight.
• adj. Difficult to understand, or poorly articulated.
• adj. (informal) Stupid.
• adj. (informal) Friendly or intimate.
• adj. Deep, intense, or profound.
• adj. (Britain, dated) troublesome; unreasonable.
• adj. (slang, chiefly of women) Curvy and voluptuous, and especially having large hips.
• adv. In a thick manner.
• adv. Thickly.
• adv. Frequently; in great numbers.
• n. The thickest, or most active or intense, part of something.
• n. A thicket.
• n. (slang) A stupid person; a fool.
• v. (archaic, transitive) To thicken.

thick-skulled

• adj. Dull; heavy; stupid; slow to learn.

thickheaded

• adj. (informal) stupid, obtuse or dumb.

unintelligent

• adj. Not intelligent.

unthinking

• adj. Without proper thought; thoughtless.
• adj. Showing no regard; careless or unconcerned.
• v. present participle of unthink.

weak

• adj. Lacking in force (usually strength) or ability.
• adj. Unable to sustain a great weight, pressure, or strain.
• adj. Unable to withstand temptation, urgency, persuasion, etc.; easily impressed, moved, or overcome; accessible;…
• adj. Dilute, lacking in taste or potency.
• adj. (grammar) Displaying a particular kind of inflection, including.
• adj. (chemistry) That does not ionize completely into anions and cations in a solution.
• adj. (physics) One of the four fundamental forces associated with nuclear decay.
• adj. (slang) Bad or uncool.
• adj. (mathematics, logic) Having a narrow range of logical consequences; narrowly applicable. (Often contrasted…
• adj. Resulting from, or indicating, lack of judgment, discernment, or firmness; unwise; hence, foolish.
• adj. Not having power to convince; not supported by force of reason or truth; unsustained.
• adj. Lacking in vigour or expression.
• adj. Not prevalent or effective, or not felt to be prevalent; not potent; feeble.
• adj. (stock exchange) Tending towards lower prices.
• adj. (photography) Lacking contrast.

witless

• adj. Destitute of wit or understanding; wanting thought; hence, indiscreet; not under the guidance of judgment.