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

Eventually, Ashley moved to Florida to live with her mother and their relationship woes deepened. — Janelle Griffith, PEOPLE, 21 Aug. 2026

Progyny's robust carrier partnerships and global expansion provide multiple avenues to take market share, deepen client spending and sustain growth, Berenshteyn added. — Liz Napolitano, CNBC, 20 Aug. 2026

The goal is to raise the brands’ profiles in pop culture and deepen their relationships with consumers through original content across channels and platforms. — William Earl, Variety, 20 Aug. 2026

Here are three things to know about the deepening financial hole the government is in. — Scott Horsley, NPR, 20 Aug. 2026