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

Jackie, one half of the internet’s beloved bald eagle pair Jackie and Shadow, has died after weeks of intensive medical care. — Elizabeth Robinson, NBC news, 11 Aug. 2026

Related Stories The intensive three-day program includes a total of 17 sessions in the mornings and afternoons, and the attendance of the Gramado Film Festival’s evening screenings. — Marcelo Cajueiro, Variety, 11 Aug. 2026

Many people drive long distances to attend NASCAR races, often in fuel-intensive vehicles like trucks or RVs. — Eben Novy-Williams, Sportico.com, 11 Aug. 2026

Wi-Fi is a less power-intensive connection method than cellular, so putting the device on your home network can extend battery life to up to two weeks compared with using cellular alone. — Tyler Hayes, PC Magazine, 11 Aug. 2026