posthaste

adverb

Definition of posthastenext
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
  1. quickly
  2. rapidly
  3. swiftly
  4. quick
  5. soon
  6. fast
  7. promptly
  8. immediately
Adverb
  • Milošević, in her UFC debut, earned a $100,000 performance bonus for her dominant victory, quickly setting her sights on future fights in the 135-pound division.
    — Brian Mazique, Forbes.com, 5 Aug. 2026
  • However, prison staff quickly intervened and separated both men, the outlet stated.
    — Angel Saunders, PEOPLE, 5 Aug. 2026
Definition of quickly
Adverb
  • Beijing in recent years has rapidly expanded mandates for schools in ethnic minority regions to adopt primarily Chinese-language education, starting from kindergarten.
    — CNN Money, CNN Money, 2 Aug. 2026
  • Accidents are common on climbing expeditions in northern Pakistan because of avalanches, falling ice and rock, high altitude and rapidly changing weather.
    — ABC News, ABC News, 1 Aug. 2026
Definition of rapidly
Adverb
  • The retailer has been swiftly building on its in-house beauty offer with the addition of third-party brands and services such as skin and makeup consultations.
    — Samantha Conti, Footwear News, 4 Aug. 2026
  • Create psychological safety by addressing retaliation swiftly.
    — Expert Panel®, Forbes.com, 4 Aug. 2026
Definition of swiftly
Adverb
  • Cards replaced cash, and wallets replaced cards, while QR codes and tokenization made payments quicker and safer.
    — Sailesh Sewpaul, Forbes.com, 6 Aug. 2026
  • The system was meant to streamline resources to campuses quicker by creating regional offices that are closer to campuses than the overall district office is.
    — Fort Worth Star-Telegram, Fort Worth Star-Telegram, 5 Aug. 2026
Definition of quick
Adverb
  • On Tuesday, Art Week NYC, the soon-to-launch annual citywide celebration of contemporary art presented by ARTnews, Art in America, and Artforum, announced the galleries participating in its gallery program.
    — Harrison Jacobs, ARTnews.com, 4 Aug. 2026
  • There is zero pressure on this team from a fan base whose attention span, and passion, will soon be distracted by the arrival of another football season.
    — Fort Worth Star-Telegram, Fort Worth Star-Telegram, 4 Aug. 2026
Definition of soon
Adverb
  • The question is whether the cultural infrastructure will follow the physical one fast enough.
    — Vibhas Ratanjee, Forbes.com, 5 Aug. 2026
  • Improving soil with compost or other organic matter before planting crepe myrtles helps plants settle in faster.
    — Lauren Landers, The Spruce, 4 Aug. 2026
Definition of fast
Adverb
  • Then police promptly show up to their home and arrest Philip, leaving Lucy desperate for answers.
    — David Canfield, HollywoodReporter, 6 Aug. 2026
  • Other ways to reduce flares in the summer include wearing lightweight, breathable fabrics to minimize friction and sweat accumulation on plaques, showering promptly after sweating, and applying emollients to maintain your skin barrier.
    — Teresa Maalouf, Verywell Health, 6 Aug. 2026
Definition of promptly
Adverb
  • Reading it immediately quells, or at least quelled my own, paranoia at being alone in the middle of the forest—nobody is getting got here, there’s a gate that only opens if the concierge approves of your face, voice, and name.
    — Condé Nast, Condé Nast Traveler, 8 Aug. 2026
  • The relationship of the women, both 28, to the child was not immediately clear.
    — Tim Stelloh, NBC news, 8 Aug. 2026
Definition of immediately
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Browse Nearby Words

postgraduates
posthaste
posthole
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Cite this Entry

“Posthaste.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/posthaste. Accessed 8 Aug. 2026.

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