Synonyms of hellacious

hellacious

adjective

ˌhe-ˈlā-shəs 

1

as in intense

extreme in degree, power, or effect

the hellacious heat was more than we could bear

Synonyms & Similar Words

• intense
• intensive
• fierce
• ferocious
• terrible
• deep
• furious
• heavy
• vicious
• violent
• dreadful
• acute
• profound
• explosive
• blistering
• frightful
• ghastly
• fearsome
• heavy-duty
• fearful
• excruciating
• exquisite
• vehement
• hard
• intensified
• almighty
• keen
• harsh
• aggravated
• heightened
• severe
• concentrated
• enhanced
• magnified
• exhaustive
• thorough
• accentuated
• stressed
• rigorous
• deepened
• emphasized

Antonyms & Near Antonyms

• moderate
• light
• soft
• weak
• feeble
• shallow
• superficial
• eased
• qualified
• decreased
• reduced
• subdued
• diminished
• moderated
• toned (down)
• lightened
• alleviated
• lessened
• abated

2

as in difficult

requiring considerable physical or mental effort

the pioneers survived a particularly hellacious river crossing with their covered wagon barely in one piece

Synonyms & Similar Words

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

Antonyms & Near Antonyms

• easy
• light
• simple
• cheap
• soft
• mindless
• effortless
• manageable
• clear
• undemanding
• elementary
• uncomplicated
• doable
• facile
• smooth
• achievable
• gentle
• soothing
• painless
• comforting
• relaxed
• friendly
• accessible
• user-friendly
• idiotproof

Examples of hellacious in a Sentence

Recent Examples on the Web

After a hellacious heavyweight feud between two of rap’s top superstars, Kendrick Lamar and Drake, the court of public opinion seems poised to announce the Compton MC as the victor. —Carl Lamarre, Billboard, 7 May 2024

The Dubs’ upcoming stretch is, in a word, hellacious. —Dieter Kurtenbach, The Mercury News, 28 Feb. 2024

Icon of the Seas is neither hellacious, horrendous, impersonal, monstrous nor lumbering. —David Dickstein, Orange County Register, 2 Feb. 2024

Saban had turned another national stage into a disaster, a vast abyss of icy winds and hellacious fury. —Tyler R. Tynes, Los Angeles Times, 2 Jan. 2024