Synonyms of deepen

deepen

verb

ˈdē-pən 

as in to intensify

to make markedly greater in measure or degree

this book really deepens our knowledge of how the brain works

Synonyms & Similar Words

• intensify
• enhance
• heighten
• strengthen
• consolidate
• reinforce
• broaden
• amplify
• sharpen
• expand
• boost
• accentuate
• redouble
• step up
• extend
• magnify
• lengthen
• augment
• emphasize
• beef (up)
• accelerate
• maximize
• enforce
• enlarge
• amp (up)
• hasten
• quicken
• supplement
• enliven
• point (up)
• exacerbate
• aggravate
• stress
• restrengthen
• jazz (up)

Antonyms & Near Antonyms

• reduce
• diminish
• decrease
• weaken
• moderate
• lessen
• tone (down)
• abate
• subdue
• recede
• alleviate
• subside
• lighten
• ease
• dwindle
• let up (on)
• wane
• taper (off)

Example Sentences

Recent Examples of deepen

International institutions, many European governments, and public opinion around the world have increased pressure on Israel, and its isolation has deepened. — Nadia Schadlow, Foreign Affairs, 18 Sep. 2026

The same goes for the guys, who reveal new layers of complexity in the movie’s later scenes that deepen our perception of them without betraying or undercutting the ugliness that has come before. — Jim Hemphill, IndieWire, 17 Sep. 2026

Scrutiny of the investigation has deepened with the state's history of racist violence and distrust of law enforcement — triggering suspicion in the Black community toward many cases involving deaths of Blacks, Thompson said. — ABC News, 17 Sep. 2026

The organization said the discoveries had deepened the anguish of families searching for loved ones. — Mogomotsi Magome, Los Angeles Times, 17 Sep. 2026