as in automatic
done instantly and without conscious thought or decision
recoiling when a wasp is near is simply a spontaneous reaction
Synonyms & Similar Words
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Antonyms & Near Antonyms
as in naturalness
carefree freedom from constraint
her friends loved her for her natural spontaneousness
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of spontaneous
Larisha Paul, Rolling Stone, 18 June 2025
To top it off, the backyard is home to a negative-edge pool, a putting green, and a sports court for spontaneous pickleball and basketball matches.
—Demetrius Simms, Robb Report, 17 June 2025
The digital nomad trend is growing and maturing Gen Z’s approach to location independence is less spontaneous and more strategic.
—Andrew Fennell, Forbes.com, 16 June 2025
In a completely spontaneous decision, Flom sat down and got one of his ears pierced with a sparkling stud, and Haven’s reaction was priceless.
—Tereza Shkurtaj, People.com, 15 June 2025
See All Example Sentences for spontaneous
Adjective
There are weird odors, spontaneous fires, references to The Bear being screamed in the back of an ambulance, and everything in between.
—Larisha Paul, Rolling Stone, 18 June 2025
To top it off, the backyard is home to a negative-edge pool, a putting green, and a sports court for spontaneous pickleball and basketball matches.
—Demetrius Simms, Robb Report, 17 June 2025
The digital nomad trend is growing and maturing Gen Z’s approach to location independence is less spontaneous and more strategic.
—Andrew Fennell, Forbes.com, 16 June 2025
In a completely spontaneous decision, Flom sat down and got one of his ears pierced with a sparkling stud, and Haven’s reaction was priceless.
—Tereza Shkurtaj, People.com, 15 June 2025
See All Example Sentences for spontaneous
Recent Examples of Synonyms for spontaneous
Adjective
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Instead, their relationship is built on a secure emotional foundation that makes these behaviors natural and automatic over time.—
Mark Travers,
Forbes.com,
30 June 2025
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The legislation centers on making permanent many benefits from Trump's first term that would otherwise expire by year's end, potentially triggering automatic increases for millions of Americans.—
Adeola Adeosun,
MSNBC Newsweek,
29 June 2025
Adjective
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Driving through deep water can also negatively affect a vehicle's mechanical and electrical systems.—
NC Weather Bot,
Charlotte Observer,
28 June 2025
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Products include mechanical, electrical, sensing and electronic components, spanning from motors and lighting assemblies to ultrasonic, camera, radar and LiDAR (Light Detection and Ranging).—
Sabbir Rangwala,
Forbes.com,
27 June 2025
Noun
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The takeaway: Reckless abandon is not the way to survive a season.—
Jeff Sanders,
San Diego Union-Tribune,
22 June 2025
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And now his rap sheet makes the self-destructive abandon in his songs feel too real and too close to dark sagas of alcohol abuse in country music for comfort.—
Craig Jenkins,
Vulture,
20 May 2025
Adjective
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Her particular specialism is making sudden bursts towards the near post, staying in the defender’s blind spot before suddenly jumping ahead of her marker to turn home a simple chance, often laid on a plate at club level by Caroline Graham Hansen, with whom Pajor also worked well at Wolfsburg.—
Michael Cox,
New York Times,
30 June 2025
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Given the sudden burst of interest, agentic AI risks becoming something that’s all too common in business: a topic that everyone is talking about, but that few people actually understand.—
Tomas Gorny,
Forbes.com,
30 June 2025
Noun
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In recent years, challenges from Russian aggression to Chinese mercantilism to American abandonment have revealed just how unprepared a demilitarized Europe is to handle old-fashioned power politics.—
Gideon Rose,
Foreign Affairs,
23 June 2025
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Global executives bemoan the negative impacts of poor customer onboarding and subsequent abandonment.—
Alfred Kahn,
Forbes.com,
23 June 2025
Adjective
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Some bass-heavy speakers can create an annoying booming sound from the reflex port at the rear of the speaker.—
Mark Sparrow,
Forbes.com,
15 June 2025
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Apart from the reflex response to a jump scare, the purpose of almost any horror movie is to disturb you.—
Owen Gleiberman,
Variety,
16 May 2025
Noun
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The driver’s license becomes a key to unlocking opportunities to move from point A to point B, allowing young adults to embrace spontaneity and build lasting memories.—
Selika Josiah Talbott,
Forbes.com,
23 June 2025
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This year’s party may have lacked last year’s spontaneity, but fans made up for it in enthusiasm, crowd size and sheer volume.—
Ben Crandell,
Sun Sentinel,
18 June 2025
Adjective
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What might this robotic world of the future look like?—
Bernard Marr,
Forbes.com,
2 July 2025
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The field has also become specialized, Hochberg says, with some groups focused on decoding speech while others work on improving control of robotic limbs.—
Jon Hamilton,
NPR,
30 June 2025
Cite this Entry
“Spontaneous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/spontaneous. Accessed 7 Jul. 2025.
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