Synonyms of heavy-duty

heavy-duty

adjective

ˈhe-vē-ˈdü-tē 

1

as in intensive

extreme in degree, power, or effect

some heavy-duty lobbying on the part of the president was necessary in order to get the bill passed

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

2

as in powerful

having great power or influence

a group of heavy-duty politicians and other notables attended the gala

Synonyms & Similar Words

• powerful
• influential
• significant
• strong
• important
• potent
• heavy
• mighty
• prominent
• senior
• puissant
• high-level
• top
• capable
• efficient
• effective
• outstanding
• robust
• distinguished
• famous
• great
• competent
• celebrated
• renowned
• dominant
• able
• notorious
• notable
• prestigious
• vigorous
• famed
• dynamic
• illustrious
• high-powered
• magisterial
• authoritarian
• eminent
• noteworthy
• autocratic
• tyrannical
• despotic
• autocratical
• energetic
• dictatorial
• forceful
• noble
• tyrannic
• preeminent

Antonyms & Near Antonyms

• little
• weak
• unimportant
• insignificant
• powerless
• helpless
• flimsy
• impotent
• feeble
• frail
• infirm
• obscure
• anonymous
• unknown
• nameless
• ineffective
• incapable
• unskilled
• incompetent
• unqualified
• unfit
• inept
• uncelebrated
• inexpert
• unskillful

Examples of heavy-duty in a Sentence

Recent Examples on the Web

This spray is more for a quick wipe down of the counter or dinner table, but not the best for heavy-duty cleaning. —Wilder Davies, Bon Appétit, 18 Sep. 2024

Yet the challenges of safely operating 80,000-pound trucks, even on simpler highways, are considerable given the physics of heavy-duty vehicles. —Alan Ohnsman, Forbes, 12 Sep. 2024

Farley sounded that warning after the UAW’s 2023 strikes shut down Ford’s largest and most profitable plant, which makes heavy-duty trucks in Louisville, Kentucky. —Tom Krisher, Fortune, 12 Sep. 2024

The three-day event brings defense experts from around the world and showcases military equipment, heavy-duty trucks, semi-automatic guns and other weapons. —Hilary Whiteman, CNN, 11 Sep. 2024