Synonyms of underline

underline

verb

ˈən-dər-ˌlīn 

as in to emphasize

to indicate the importance of by giving prominent display

the dean's speech underlined some of the impressive accomplishments racked up by members of the graduation class

Synonyms & Similar Words

• emphasize
• reinforce
• underscore
• deepen
• enhance
• accentuate
• stress
• italicize
• bring out
• strengthen
• amplify
• maximize
• supplement
• augment
• heighten
• enlarge
• magnify
• boost
• enliven
• jazz (up)
• beef (up)

Antonyms & Near Antonyms

• reduce
• minimize
• tone (down)
• de-emphasize
• decrease
• diminish
• understate
• lessen
• weaken
• subdue

Example Sentences

Recent Examples of underline

But interviews with five former employees and two lawsuits filed by former company leaders underline deeper concerns about the virtual provider. — Andrew Joseph, STAT, 20 July 2026

Several specific incidents in the past few months have underlined Putin’s deteriorating position. — Ihor N. Stelmach, Hartford Courant, 19 July 2026

Ferrell, Henchy and David Gordon Green all previously worked on Eastbound & Down, a sports comeback series with enough superficial similarities to underline how toothless The Hawk and especially its characters are. — Daniel Fienberg, HollywoodReporter, 16 July 2026

In May 2019, Schumer experienced a challenging pregnancy underlined by bouts of debilitating nausea and vomiting, a condition known as hyperemesis gravidarum. — Chanel Vargas, InStyle, 11 July 2026