as in proponent
a person who actively supports or favors a cause
rah-rah boosters for the sports team will be attending the game and carrying large signs
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of booster
Agrawal said Roos boosters are already planning to invest more into the program.
—
Pj Green, Kansas City Star, 5 Feb. 2026
Most adults who were vaccinated as children don’t need a booster, experts say, but adults who didn’t get the shots as kids can still get vaccinated.
—Mary Ramsey, Charlotte Observer, 5 Feb. 2026
There was next to no football booster funding for NIL, and apathy among fans and low ticket sales haven’t helped.
—Stewart Mandel, New York Times, 4 Feb. 2026
This is only the second flight of an SLS booster, the most powerful operational rocket in the world.
—William Harwood, CBS News, 3 Feb. 2026
See All Example Sentences for booster
Pj Green, Kansas City Star, 5 Feb. 2026
Most adults who were vaccinated as children don’t need a booster, experts say, but adults who didn’t get the shots as kids can still get vaccinated.
—Mary Ramsey, Charlotte Observer, 5 Feb. 2026
There was next to no football booster funding for NIL, and apathy among fans and low ticket sales haven’t helped.
—Stewart Mandel, New York Times, 4 Feb. 2026
This is only the second flight of an SLS booster, the most powerful operational rocket in the world.
—William Harwood, CBS News, 3 Feb. 2026
See All Example Sentences for booster
Recent Examples of Synonyms for booster
Noun
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However, Joyner isn't a proponent of doing so, if possible.—
Sarah Lyon,
Southern Living,
8 Feb. 2026
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Count Doyle as a proponent of the Rockies’ outfield options as Colorado looks for ways to show progress following a disastrous 119-loss season in 2025.—
Kyle Newman,
Denver Post,
7 Feb. 2026
Noun
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To his excited supporters, Platner might just be the Democrats’ perfect populist insurgent for Maine.—
Mark Leibovich,
The Atlantic,
11 Feb. 2026
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Unless public land supporters in office act to clarify corner crossing in law, access will continue to shrink.—
Karlee Provenza,
Denver Post,
11 Feb. 2026
Noun
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Environmental advocates have long fought for regulators to require oil and gas companies to plug these wells to protect nearby communities and the environment.—
Tony Briscoe,
Los Angeles Times,
14 Feb. 2026
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The administration's characterization has drawn intense concern from Second Amendment advocates, including the National Rifle Association.—
Cate Charron,
IndyStar,
14 Feb. 2026
Noun
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This is an unusual position for an exponent of the public sphere and communicative rationality to take.—
Sean Williams,
Harpers Magazine,
27 Jan. 2026
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The development of her own particular free indirect discourse form of writing culminated in her position as an early exponent of the Modernist short story.—
Literary Hub,
Literary Hub,
17 Dec. 2025
Noun
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One question has bothered Martin Ludlow in his decades as a concert and event promoter in Los Angeles.—
Los Angeles Times,
Los Angeles Times,
5 Feb. 2026
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Independent producers and promoters rent its venues for their performances and events.—
E. Andrew Taylor,
The Conversation,
4 Feb. 2026
Cite this Entry
“Booster.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/booster. Accessed 16 Feb. 2026.
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