Synonyms of intensive

intensive

adjective

in-ˈten(t)-siv 

as in intense

extreme in degree, power, or effect

Maintaining the house's expansive gardens requires intensive effort.

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

Example Sentences

Recent Examples of intensive

Over six weeks, the group received three doses of oral psilocybin—first one milligram and then two 25-mg doses, each two weeks apart—alongside intensive talk therapy before and after dosing. — Alexandra Pattillo, Scientific American, 5 Aug. 2026

Entering the 2026 season, Gildersleeve intended to make the onboarding process more intensive and thorough. — Kansas City Star, 5 Aug. 2026

By comparison, Texas data centers directly used 8 billion gallons of water for cooling purposes, but many such data centers rely on water-intensive power generation sources. — Jeremy Hsu, ArsTechnica, 4 Aug. 2026

The dual language model will provide intensive Spanish instruction in the early grades. — Anna Alejo, CBS News, 1 Aug. 2026