onerous

The word “onerous” has 3 syllables: on-er-ous

It's pronounced as /ˈoʊnərəs/


What is synonym and antonym for onerous?

In the thesaurus, “onerous” has 100 synonyms and 37 antonyms.

Here are synonyms and antonyms for onerous along with examples of usage in sentences.


Synonyms for onerous

  • agonizing
  • arduous
  • austere
  • backbreaking
  • bad
  • biting
  • bitter
  • bleak
  • brutal
  • burdensome
  • challenging
  • comfortless
  • cruel
  • crushing
  • cumbersome
  • demanding
  • difficult
  • disagreeable
  • discomforting
  • distressing
  • embittering
  • exacting
  • excessive
  • excruciating
  • exhausting
  • exigent
  • fatiguing
  • forbidding
  • formidable
  • galling
  • grave
  • grievous
  • grim
  • grinding
  • grueling
  • gruelling
  • hard
  • hardhanded
  • harrowing
  • harsh
  • headache
  • heartbreaking
  • heartrending
  • heavy
  • herculean
  • hostile
  • inclement
  • inhospitable
  • inhuman
  • insufferable
  • insupportable
  • intemperate
  • intolerable
  • irksome
  • killing
  • laborious
  • merciless
  • murderous
  • oppressive
  • overpowering
  • overtaxing
  • overwhelming
  • painful
  • persnickety
  • plodding
  • ponderous
  • pressing
  • responsible
  • rigid
  • rigorous
  • rough
  • rugged
  • searing
  • serious
  • severe
  • spartan
  • stern
  • stiff
  • strenuous
  • strict
  • stringent
  • taxing
  • testing
  • tiresome
  • tiring
  • toilsome
  • tortuous
  • tough
  • troublesome
  • trying
  • unbearable
  • uncomfortable
  • unendurable
  • unfriendly
  • unpleasant
  • vexatious
  • wearing
  • weighty
  • wild
  • wretched

Antonyms for onerous

Meanings of onerous

  • adjective
    1. Imposing or constituting a physical, mental, or figurative load which can be borne only with effort; burdensome.

Example Sentences

  • The onerous task of cleaning up the entire office took longer than expected.
  • She found the paperwork to be onerous, taking up too much of her time.
  • The new regulations imposed an onerous burden on small business owners.
  • His responsibilities at the company became increasingly onerous, leading to burnout.
  • The onerous fines for late payments discouraged many customers from delaying their bills.

On this page you'll find 137 synonyms, antonyms, or another words to onerous, such as: agonizing, agreeable, arduous, austere, backbreaking, bad, balmy.

Make sure to choose synonyms and antonyms that are appropriate for the context of the sentence.

Related Words

backbreaking

  • Augean
  • abstract
  • abstruse
  • annoying
  • arduous
  • bothersome
  • bruising
  • brutal
  • burdensome
  • challenging
  • complex
  • complicated
  • cruel
  • demanding
  • difficult
  • distressing
  • effortful
  • elusive
  • exacting
  • exhausting
  • formidable
  • grievous
  • grim
  • grueling
  • gruelling
  • hairy
  • hard
  • heavy
  • hellacious
  • herculean
  • inhuman
  • insoluble
  • intricate
  • involved
  • irksome
  • killer
  • knotty
  • labored
  • laborious
  • moiling
  • murderous
  • onerous
  • opaque
  • oppressive
  • painful
  • pick-and-shovel
  • problematic
  • problematical
  • punishing
  • recondite
  • rigorous
  • rough
  • rugged
  • serious
  • severe
  • spiny
  • stiff
  • strenuous
  • stressful
  • strict
  • stringent
  • stubborn
  • sweaty
  • tall
  • taxing
  • testing
  • thorny
  • ticklish
  • tight
  • toilsome
  • tough
  • tricky
  • troublesome
  • trying
  • uphill
  • vexatious
  • wearisome

laborious

  • Augean
  • absorbed
  • abstract
  • abstruse
  • active
  • alive
  • animated
  • annoying
  • arduous
  • assiduous
  • astir
  • backbreaking
  • bothersome
  • bruising
  • brutal
  • burdensome
  • bustling
  • busy
  • buzzing
  • challenging
  • complex
  • complicated
  • concentrating
  • cruel
  • demanding
  • difficult
  • diligent
  • distressing
  • effortful
  • elusive
  • employed
  • energetic
  • engaged
  • engrossed
  • exacting
  • exhausting
  • fatiguing
  • flourishing
  • focused
  • focussed
  • forced
  • formidable
  • functional
  • functioning
  • going
  • grievous
  • grim
  • grueling
  • gruelling
  • hairy
  • happening
  • hard
  • hardworking
  • heavy
  • hellacious
  • herculean
  • hopping
  • humming
  • immersed
  • indefatigable
  • industrious
  • inhuman
  • insoluble
  • intent
  • intricate
  • involved
  • irksome
  • killer
  • killing
  • knee-deep
  • knotty
  • labored
  • lively
  • living
  • moiling
  • murderous
  • occupied
  • onerous
  • opaque
  • operating
  • operational
  • operative
  • operose
  • oppressive
  • painful
  • painstaking
  • persevering
  • persnickety
  • pick-and-shovel
  • ponderous
  • preoccupied
  • problematic
  • problematical
  • recondite
  • rigid
  • rigorous
  • rough
  • rough go
  • rugged
  • running
  • sedulous
  • serious
  • severe
  • spiny
  • stern
  • stiff
  • strained
  • strenuous
  • stressful
  • strict
  • stringent
  • stubborn
  • swamped
  • sweaty
  • tall
  • taxing
  • testing
  • thorny
  • thriving
  • ticklish
  • tied-up
  • tight
  • tireless
  • tiresome
  • toilsome
  • tough
  • tough job
  • tricky
  • troublesome
  • trying
  • unflagging
  • untiring
  • uphill
  • vexatious
  • vibrant
  • vigorous
  • wearing
  • wearisome
  • wicked
  • working

a bit much

  • annoying
  • arduous
  • baroque
  • boresome
  • boring
  • boundless
  • burdensome
  • demanding
  • devilish
  • difficult
  • drag
  • dragging
  • drudging
  • dull
  • endless
  • enervative
  • enough
  • enough already
  • exacting
  • excessive
  • excruciating
  • exhausting
  • exorbitant
  • extravagant
  • extreme
  • fancy
  • fatiguing
  • flat
  • hard
  • heavy
  • heavy-handed
  • hefty
  • ho-hum
  • humdrum
  • immeasurable
  • immoderate
  • impossible
  • improper
  • inadmissible
  • inappropriate
  • infinite
  • inordinate
  • insane
  • insufferable
  • insupportable
  • intolerable
  • irksome
  • jading
  • laborious
  • last straw
  • lavish
  • limitless
  • monotonous
  • nowhere
  • offensive
  • onerous
  • oppressive
  • over-the-top
  • overdue
  • overextravagant
  • overmuch
  • overweening
  • painful
  • plethoric
  • steep
  • stiff
  • strenuous
  • tedious
  • thick
  • tired
  • tiring
  • too much
  • tough
  • towering
  • trying
  • unacceptable
  • unbearable
  • unconscionable
  • uncool
  • undesirable
  • undue
  • unendurable
  • uninteresting
  • unjustifiable
  • unmerciful
  • unrelieved
  • unrestrained
  • unseemly
  • unsufferable
  • unsupportable
  • unsurpassable
  • unwarranted
  • vexatious
  • wearing
  • wearisome
  • wearying
  • yawn

hairy

  • abstract
  • abstruse
  • agitating
  • anxious
  • awkward
  • bearded
  • bewhiskered
  • bothersome
  • bristly
  • brushy
  • burdensome
  • bushy
  • catchy
  • chancy
  • complex
  • complicated
  • cottony
  • creepy
  • delicate
  • demanding
  • difficult
  • discommoding
  • discouraging
  • disheartening
  • disquieting
  • distressful
  • distressing
  • disturbing
  • dodgy
  • downy
  • embarrassing
  • exacting
  • exhausting
  • fleecy
  • flocculent
  • fluffy
  • foreboding
  • fraught
  • furred
  • furry
  • fuzzy
  • hairlike
  • hard
  • hazardous
  • hirsute
  • importunate
  • inconvenient
  • intricate
  • involved
  • jeopardous
  • knotty
  • lanate
  • linty
  • misgiving
  • moustachioed
  • mustachioed
  • nail-biting
  • nappy
  • nasty
  • nerve-racking
  • nerve-wracking
  • nervous
  • onerous
  • oppressive
  • painful
  • perilous
  • pileous
  • piliferous
  • pilose
  • prickly
  • problem
  • problematic
  • problematical
  • pubescent
  • puffy
  • recondite
  • restive
  • restless
  • risky
  • rough
  • scabrous
  • scary
  • sensitive
  • serious
  • shaggy
  • silky
  • spiny
  • sticky
  • strained
  • stressful
  • stubbled
  • stubbly
  • stubborn
  • tense
  • thorny
  • ticklish
  • touchy
  • tough
  • treacherous
  • tricksy
  • tricky
  • troublesome
  • troublous
  • tufted
  • uncertain
  • uneasy
  • unhealthy
  • unnerving
  • unrestful
  • unsettling
  • unshaven
  • unshorn
  • unsound
  • vexatious
  • vexing
  • villous
  • whiskered
  • wicked
  • woolly
  • wooly
  • worrisome

nasty

  • X-rated
  • abhorrent
  • abominable
  • abstract
  • abstruse
  • abusive
  • aching
  • achy
  • acrid
  • acrimonious
  • afflictive
  • aggravating
  • agonizing
  • alarming
  • annoying
  • appalling
  • atrocious
  • awful
  • bad
  • baleful
  • baneful
  • barbarous
  • barnyard
  • base
  • bawdy
  • beastly
  • bedraggled
  • befouled
  • begrimed
  • below the belt
  • bemired
  • besmirched
  • bilious
  • bitchy
  • bitter
  • black
  • blackened
  • blamable
  • blameworthy
  • bleak
  • bleeding
  • blowy
  • blue
  • blustering
  • blustery
  • brackish
  • breezy
  • broad
  • burdensome
  • burning
  • catchy
  • catty
  • caustic
  • censurable
  • chafing
  • chaotic
  • cheap
  • chilling
  • cloudy
  • cluttered
  • coarse
  • coarse-grained
  • collied
  • complex
  • complicated
  • condemnable
  • confused
  • contaminated
  • contemptible
  • contemptuous
  • corrupt
  • cowardly
  • cramping
  • crappy
  • craven
  • critical
  • crocked
  • cruddy
  • crude
  • cruel
  • crumby
  • crummy
  • currish
  • damaging
  • dastardly
  • daunting
  • debased
  • debasing
  • debauched
  • defiled
  • degenerate
  • deleterious
  • delicate
  • demanding
  • demoralizing
  • deplorable
  • depraved
  • deprecating
  • derogatory
  • despicable
  • despiteful
  • detestable
  • detrimental
  • devious
  • difficult
  • dingy
  • dire
  • direful
  • dirty
  • disagreeable
  • disarranged
  • disarrayed
  • discomfiting
  • discomforting
  • discommoding
  • discomposing
  • disconcerting
  • discouraging
  • discreditable
  • disdainful
  • disgraceful
  • disgusting
  • disheartening
  • disheveled
  • dishevelled
  • dishonorable
  • dislikable
  • dislikeable
  • dismaying
  • disordered
  • disparaging
  • dispiriting
  • displeasing
  • disquieting
  • disreputable
  • dissolute
  • distasteful
  • distressing
  • disturbing
  • dodgy
  • down and dirty
  • draggled
  • dread
  • dreadful
  • dusty
  • earthy
  • enflamed
  • envious
  • evil
  • exacting
  • exceptionable
  • excruciating
  • execrable
  • exhausting
  • fearful
  • fearsome
  • festering
  • fierce
  • filthy
  • foggy
  • forbidding
  • formidable
  • foul
  • frightening
  • frightful
  • fuliginous
  • fulsome
  • galling
  • gamey
  • gamy
  • germy
  • ghastly
  • gnarly
  • god-awful
  • greasy
  • grewsome
  • grievous
  • grim
  • grimy
  • grisly
  • gross
  • grotty
  • grubby
  • gruesome
  • grungy
  • gunky
  • gusty
  • gutter
  • hair-raising
  • hairy
  • harassing
  • hard
  • hard-core
  • harmful
  • harsh
  • hateful
  • hazy
  • heinous
  • hellish
  • hideous
  • horrendous
  • horrible
  • horrid
  • horrific
  • horrifying
  • hostile
  • hurtful
  • hurting
  • icky
  • ignoble
  • ignominious
  • illegal
  • immodest
  • immoral
  • importunate
  • improper
  • impure
  • inclement
  • inconvenient
  • indecent
  • indecorous
  • indelicate
  • infamous
  • inflamed
  • inimical
  • iniquitous
  • injurious
  • insanitary
  • intimidating
  • intricate
  • invidious
  • involved
  • irritating
  • itching
  • jaundiced
  • jealous
  • jumbled
  • kinky
  • knotty
  • lame
  • lascivious
  • lewd
  • licentious
  • littered
  • loathsome
  • locker-room
  • louche
  • lousy
  • low
  • low-down
  • low-minded
  • lurid
  • macabre
  • malevolent
  • malicious
  • malign
  • malignant
  • malodorous
  • mean
  • mean-spirited
  • mephitic
  • messed
  • messy
  • miscreant
  • miserable
  • misty
  • monstrous
  • mucky
  • muddled
  • muddy
  • murderous
  • murky
  • mussed
  • mussy
  • nagging
  • naughty
  • nauseating
  • nauseous
  • nightmarish
  • noisome
  • noxious
  • objectionable
  • obnoxious
  • obscene
  • odious
  • off
  • off-color
  • off-colored
  • off-putting
  • offensive
  • onerous
  • oppressive
  • opprobrious
  • ornery
  • outrageous
  • overcast
  • painful
  • paltry
  • pernicious
  • persecutive
  • persecutory
  • perturbing
  • perverse
  • perverted
  • pinching
  • pitiable
  • pitiful
  • poison
  • poisonous
  • polluted
  • pornographic
  • porny
  • pricking
  • prickling
  • prickly
  • problem
  • problematic
  • problematical
  • profane
  • racy
  • rainy
  • rancid
  • rancorous
  • ratty
  • raunchy
  • raw
  • recondite
  • repellant
  • repellent
  • reprehensible
  • reproachable
  • reptilian
  • repugnant
  • repulsive
  • resentful
  • revolting
  • revulsive
  • ribald
  • rotten
  • rough
  • rumpled
  • ruthless
  • salacious
  • salty
  • sarcastic
  • scabby
  • scabrous
  • scandalous
  • scary
  • scathing
  • scatological
  • scornful
  • scoundrelly
  • scruffy
  • scummy
  • scurrilous
  • scurvy
  • scuzzy
  • seamy
  • sensitive
  • serious
  • severe
  • shabby
  • shameful
  • shocking
  • sick
  • sickening
  • sickish
  • sickly
  • skanky
  • sleazy
  • sloppy
  • slovenly
  • smarting
  • smudged
  • smutty
  • snakelike
  • sneaking
  • snide
  • snotty
  • snowy
  • soft
  • soft-core
  • soiled
  • sooty
  • sordid
  • sore
  • sorry
  • soupy
  • sour
  • spiny
  • spiteful
  • squalid
  • squally
  • stag
  • stained
  • sticky
  • stinging
  • stinking
  • stormy
  • stressful
  • stubborn
  • sucky
  • suggestive
  • sullied
  • sunless
  • swollen
  • tainted
  • tempestuous
  • tender
  • terrible
  • terrifying
  • thorny
  • threatening
  • ticklish
  • torturous
  • touchy
  • tough
  • trashy
  • tricksy
  • tricky
  • troublesome
  • troubling
  • troublous
  • turbulent
  • ugly
  • unacceptable
  • unappetizing
  • unbecoming
  • unchivalrous
  • unchristian
  • uncivilized
  • unclean
  • uncleaned
  • uncleanly
  • uncongenial
  • undesirable
  • unethical
  • unfair
  • ungentlemanly
  • ungodly
  • unhealthy
  • unholy
  • unjust
  • unkempt
  • unkind
  • unkindly
  • unlovely
  • unloving
  • unpalatable
  • unpleasant
  • unpleasing
  • unprincipled
  • unprintable
  • unrighteous
  • unsanitary
  • unsavory
  • unscrupulous
  • unseemly
  • unsettling
  • unspeakable
  • unsportsmanlike
  • unsterile
  • unsterilized
  • untidy
  • unwanted
  • unwashed
  • unwelcome
  • unwholesome
  • unworthy
  • upsetting
  • venomous
  • vexatious
  • vexing
  • vicious
  • vile
  • villainous
  • vindictive
  • virulent
  • vitriolic
  • vulgar
  • wanton
  • wicked
  • windblown
  • windswept
  • worrisome
  • wounding
  • wretched
  • wrong
  • yucky
  • yukky

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