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

Global conflicts and the impact of climate change are driving up the costs of shipping worldwide, underlining concerns over the fragility of international supply chains and stoking inflation. — Jeronimo Gonzalez, semafor.com, 17 Aug. 2026

And the dangers faced by vessels attempting to navigate the crucial waterway was underlined Thursday night when the Abu Dhabi National Oil Company (ADNOC) said two of its ships had been attacked in the strait. — Mustafa Qadri, CNN Money, 14 Aug. 2026

The finale underlines that break in its final scenes, cross-cutting between the former friends as Alicent makes her first and only appearance in the episode at the exact moment the full tragedy of Rhaenyra’s upper hand becomes apparent. — Roxana Hadadi, Vulture, 10 Aug. 2026

To underline their appeal, the aglets—the tips of the drawstrings—are forged from solid silver. — Justin Fenner, Robb Report, 9 Aug. 2026