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
By the way, Altgeld, a booster of higher education in his state, is the namesake of prominent buildings on several public university campuses in Illinois.
—
Jim Nowlan, Chicago Tribune, 19 Apr. 2026
Consider taking a winter storm kit along with you, including such items as tire chains, booster cables, flashlight, shovel, blankets and extra clothing.
—Ca Weather Bot, Sacbee.com, 9 Apr. 2026
But, if the company describes its product as an immunity booster, the agency’s authority is less clear.
—Dhruv Khullar, New Yorker, 6 Apr. 2026
The moon’s clash with Jupiter is a confidence booster, but don’t be shocked by a mid-day mood swing.
—Usa Today, USA Today, 2 Apr. 2026
See All Example Sentences for booster
Jim Nowlan, Chicago Tribune, 19 Apr. 2026
Consider taking a winter storm kit along with you, including such items as tire chains, booster cables, flashlight, shovel, blankets and extra clothing.
—Ca Weather Bot, Sacbee.com, 9 Apr. 2026
But, if the company describes its product as an immunity booster, the agency’s authority is less clear.
—Dhruv Khullar, New Yorker, 6 Apr. 2026
The moon’s clash with Jupiter is a confidence booster, but don’t be shocked by a mid-day mood swing.
—Usa Today, USA Today, 2 Apr. 2026
See All Example Sentences for booster
Recent Examples of Synonyms for booster
Noun
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But proponents see the redistricting push in Virginia as a necessary reaction after Republicans launched similar actions in states like Texas, North Carolina and Missouri.—
Nicole Fallert,
USA Today,
17 Apr. 2026
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While the proponents of this plan promise lower rates and more local control, the reality is far more dangerous.—
Chris Cate,
San Diego Union-Tribune,
17 Apr. 2026
Noun
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In the aftermath, Steyer and his rivals have been working to win over Swalwell’s supporters.—
Ted Johnson,
Deadline,
22 Apr. 2026
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His supporters touted video of Stevens being booed at the convention, only to watch other Democrats openly resent the disruption — likening it to activists on the left who refused to vote for Democratic nominees in 2016 and 2024.—
Burgess Everett,
semafor.com,
22 Apr. 2026
Noun
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Community leaders, business owners and advocates met in Denver over the weekend looking for solutions to rising costs, workforce shortages, and immigration challenges.—
Jasmine Arenas,
CBS News,
11 Apr. 2026
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Vaqueiro, 38, has become the fresh face of Spanish-language news after Jorge Ramos, who achieved prominence as a forceful advocate for Latino immigrants during his 40 years on the air, signed off from rival Univision in late 2024.—
Meg James,
Los Angeles Times,
11 Apr. 2026
Noun
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Of course, Huang wasn’t talking to just anyone, but one of the chief exponents of the wealth tax, nationwide and in California.—
Jacqueline Munis,
Fortune,
23 Apr. 2026
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The degree of the equation is the highest exponent the polynomial has, in this case 3.—
Konstantin Kakaes,
Quanta Magazine,
13 Apr. 2026
Noun
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Adding Bahrain back into the fold could salvage a sizable chunk of those losses, with the promoter fee for the race estimated to be more than $50 million, according to the note.—
Justin Birnbaum,
Sportico.com,
23 Apr. 2026
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Don’t look now, but Live Nation is shedding its low-margin promoter roots and emerging as a dominant venue owner/operator that increasingly commands the kind of premium valuation multiple its scale, control and economics justify.—
Justin Zacks,
CNBC,
23 Apr. 2026
Cite this Entry
“Booster.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/booster. Accessed 25 Apr. 2026.
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