as in quickly
with great speed
ran posthaste for the doctor
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for posthaste
Adverb
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The space agency quickly determined that the 2022 strike trimmed the smaller asteroid’s orbit around its bigger companion.—
Marcia Dunn,
Los Angeles Times,
9 Mar. 2026 -
The test now is how quickly Godongwana can reweight assumptions, communicate contingency plans, and if needed reprioritize spending to maintain the credibility of the budget touted as the start of South Africa’s economic redemption.—
Tiisetso Motsoeneng,
semafor.com,
9 Mar. 2026
Adverb
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Ukrainian manufacturers have developed low-cost interceptor drones specifically designed to hunt and destroy Shaheds, and its rapidly expanding drone industry is producing excess capacity.—
Arkansas Online,
Arkansas Online,
6 Mar. 2026
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The comparison likely delighted Israel’s longest-serving leader, whose supporters rapidly shared the article on social media.—
Tal Shalev,
CNN Money,
6 Mar. 2026
Adverb
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Markets reacted swiftly, with Dow futures tumbling 900 points.—
Nur Hikmah Md Ali,
CNBC,
9 Mar. 2026
-
South Korea is looking to stave off new tariffs from the United States by swiftly passing a bill guaranteeing a $350 billion investment in American industry.—
Kate Nishimura,
Sourcing Journal,
9 Mar. 2026
Adverb
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The additional beds are intended to help alleviate long waits in the hospital’s emergency department by getting patients into hospital beds quicker.—
Lisa Schencker,
Chicago Tribune,
10 Mar. 2026
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The brand has even included a convenient hanging hook to expedite the already quick-drying properties of this base layer in the event things get a little too wet and wild.—
Harry Spampinato,
Travel + Leisure,
10 Mar. 2026
Adverb
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The deeper the water, the sooner a vehicle loses traction on the road.—
NC Weather Bot,
Charlotte Observer,
8 Mar. 2026
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The deeper the water, the sooner a vehicle loses traction on the road.—
KANSAS CITY STAR WEATHER BOT,
Kansas City Star,
7 Mar. 2026
Adverb
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This is why time passes at different rates dependent on your elevation on Earth, and why your head (which is farther from the Earth’s center, and in a region of slightly less spacetime curvature) ages faster as compared with your feet.—
Big Think,
Big Think,
12 Mar. 2026
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Indeed, the Smiths found that available single-family homes listed at around $800,000 or $900,000 would move fast and sell for well over $1 million.—
Carisa Crawford Chappell,
New York Times,
12 Mar. 2026
Adverb
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The family of a man fatally shot during a homecoming event at Lincoln University of Pennsylvania has filed a lawsuit against the school, alleging the university's failure to maintain adequate security and promptly respond to warnings of potential violence contributed to his death.—
Frederick Sutton Sinclair,
CBS News,
8 Mar. 2026
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Wahlin added his second of the night 45 seconds after that for a 4-2 lead before LSSU pulled goalie Roke Applebee, who made 38 saves, and Van Vliet took advantage of the empty net to promptly pump in his second of the contest.—
Tom Carothers,
Twin Cities,
8 Mar. 2026
Adverb
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Authorities said to call 911 immediately.—
Shannon Tyler,
Idaho Statesman,
12 Mar. 2026
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Iraq’s General Company for Ports was not immediately available to comment when contacted by CNBC.—
Sam Meredith,
CNBC,
12 Mar. 2026
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Cite this Entry
“Posthaste.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/posthaste. Accessed 12 Mar. 2026.
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