Synonyms of mindless

mindless

adjective

ˈmīn(d)-ləs 

1

as in stupid

not having or showing an ability to absorb ideas readily

a dead-end job fit only for mindless drones

Synonyms & Similar Words

• stupid
• dumb
• slow
• simple
• thick
• brainless
• dense
• ignorant
• dull
• foolish
• idiotic
• unintelligent
• vacuous
• brain-dead
• witless
• fatuous
• doltish
• silly
• dopey
• senseless
• oafish
• obtuse
• irrational
• boneheaded
• empty-headed
• bonehead
• weak-minded
• soft
• unreasonable
• insane
• thickheaded
• opaque
• mad
• dim
• dorky
• crazy
• dim-witted
• gormless
• pinheaded
• airheaded
• lamebrain
• knuckleheaded
• dunderheaded
• half-witted
• moronic
• lunkheaded
• unsmart
• softheaded
• slow-witted
• bubbleheaded
• chuckleheaded
• thick-witted
• unthinking
• birdbrained
• cretinous
• imbecile
• absurd
• feebleminded
• simpleminded
• uninformed
• uneducated
• unintellectual
• fool
• illiterate
• nonsensical
• asinine
• lowbrow
• untaught
• zany
• illogical
• loony
• cuckoo
• dippy
• sappy
• unwise
• nutty
• daft
• wacky
• daffy
• preposterous
• harebrained
• kooky
• crackpot
• dotty
• screwball
• invalid
• fallacious
• balmy
• half-baked
• cockeyed
• boobish
• tomfool
• featherheaded

Antonyms & Near Antonyms

• intelligent
• quick
• brilliant
• clever
• smart
• fast
• sharp
• ingenious
• bright
• apt
• thinking
• keen
• intellectual
• acute
• nimble
• knowing
• wise
• resourceful
• brainy
• cerebral
• astute
• scholarly
• savvy
• insightful
• skilled
• discerning
• keen
• sagacious
• perceptive
• erudite
• knowledgeable
• literate
• hyperintelligent
• learned
• sage
• supersmart
• quick-witted
• informed
• trained
• ultrasmart
• educated
• cunning
• sharp-witted
• crafty
• sound
• highbrow
• shrewd
• rational
• sapient
• sensible
• reasonable
• wily
• perspicacious
• logical
• sane
• prudent
• judicious
• percipient
• well-read
• valid
• schooled
• foxy

2

as in careless

not paying or showing close attention especially for the purpose of avoiding trouble

mindless of danger, the foolhardy skiers ignored the avalanche warnings

Synonyms & Similar Words

• careless
• unsafe
• reckless
• regardless
• heedless
• unguarded
• thoughtless
• unwary
• incautious
• impetuous
• rash
• negligent
• forgetful
• inattentive
• unmindful
• inconsiderate
• neglectful
• slipshod
• inadvertent
• blithe
• imprudent
• bold
• injudicious
• indiscreet
• unintentional
• lax
• unplanned
• remiss
• absentminded

Antonyms & Near Antonyms

• cautious
• safe
• wary
• alert
• vigilant
• circumspect
• watchful
• attentive
• observant
• heedful
• guarded
• chary
• shrewd
• provident
• foresighted
• thoughtful
• scheming
• calculating
• gingerly
• considerate
• forethoughtful
• ultracautious
• ultracareful

Example Sentences

Recent Examples of mindless

How much mindless doomscrolling through social media is too much? — Mary Walrath-Holdridge, USA Today, 28 Aug. 2026

In any case, the orders come from the settlers, though just behind them sits the nefarious prime minister, intent on destruction, and the mindless ministers of his government. — David Shulman, The New York Review of Books, 26 Aug. 2026

Mitch Stringer / Imagn Images The Yankees also don’t believe in pitchers simply keeping their arms loose with mindless throwing. — Brendan Kuty, New York Times, 19 Aug. 2026

Yet the defense industry’s disbursement of billions of dollars to lobby Congress and influence policy debates helps drive the United States’ mindless militarism. — Emma Ashford, Foreign Affairs, 12 Aug. 2026