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

That much was underlined this evening by the sight of the No 17 peeling off the back of Tunisia defender Ellyes Skhiri’s jersey — the legacy of a struggle with Brobbey in the first half. — Carl Anka, New York Times, 29 June 2026

Parsons said these tragedies also underline that the climate crisis is not hitting everyone equally. — Kara Fox, CNN Money, 28 June 2026

Safran, who attended Annecy this year for the first time, underlined how much the event had absolutely outdone his expectations. — Kevin Giraud, Variety, 25 June 2026

Archaeologists have discovered a huge Viking Age textile production site in Denmark that dates back more than 1,000 years and underlines the sophistication of Viking society. — James Brooks, Fortune, 24 June 2026