Synonym Chooser

How is the word spontaneous distinct from other similar adjectives?

Some common synonyms of spontaneous are automatic, impulsive, instinctive, and mechanical. While all these words mean "acting or activated without deliberation," spontaneous implies lack of prompting and connotes naturalness.

a spontaneous burst of applause

In what contexts can automatic take the place of spontaneous?

The meanings of automatic and spontaneous largely overlap; however, automatic implies action engaging neither the mind nor the emotions and connotes a predictable response.

his denial was automatic

When is it sensible to use impulsive instead of spontaneous?

In some situations, the words impulsive and spontaneous are roughly equivalent. However, impulsive implies acting under stress of emotion or spirit of the moment.

impulsive acts of violence

When could instinctive be used to replace spontaneous?

The synonyms instinctive and spontaneous are sometimes interchangeable, but instinctive stresses action involving neither judgment nor will.

blinking is an instinctive reaction

Where would mechanical be a reasonable alternative to spontaneous?

The words mechanical and spontaneous are synonyms, but do differ in nuance. Specifically, mechanical stresses the lifeless, often perfunctory character of the response.

a mechanical teaching method

Example Sentences

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.
Recent Examples of spontaneous The path strings together many of the city’s 24 beaches, ideal for wading or doing spontaneous asanas. Elaine Glusac, AFAR Media, 19 May 2025 His approach—using lightweight cameras, spontaneous filming, and collaborative storytelling—broke with traditional ethnographic distance, creating a radically new and immersive way of capturing reality on screen. Melanie Goodfellow, Deadline, 18 May 2025 The moon is in Sagittarius today, fostering spontaneous decisions. Usa Today, USA Today, 13 May 2025 Austin, who collects Bronze Age artifacts and invites Craig on a spontaneous nighttime expedition into the town’s aqueducts and out into the roof of City Hall for a smoke, is downright swashbuckling in Craig’s eyes — a local celeb right there on his suburban street. Alison Willmore, Vulture, 9 May 2025 See All Example Sentences for spontaneous
Recent Examples of Synonyms for spontaneous
Adjective
  • Lola Jones, Hillsdale softball: Jones pitched the final eight innings of Hillsdale’s nine-inning 2-1 win over Aragon, conceding only an automatic runner in the ninth and striking out seven.
    Christian Babcock, Mercury News, 13 May 2025
  • Every reliever except Yuki Matsui has been complicit, though Jeremiah Estrada’s unearned run came after the automatic runner was placed on second in the 10th inning on Wednesday.
    Kevin Acee, San Diego Union-Tribune, 13 May 2025
Adjective
  • Driving through deep water can also affect a vehicle's mechanical and electrical systems.
    NC Weather Bot, Charlotte Observer, 23 May 2025
  • Replacement parts from companies such as Moss Motors are affordable, and anyone with basic mechanical skills can wrench on their own MG, adding a little skin—and a lot of satisfaction—into the game.
    Robert Ross, Robb Report, 23 May 2025
Adjective
  • His retirement wasn’t sudden, and the scheduling team has slowly been preparing for this transition over the past few years.
    Jayna Bardahl, New York Times, 13 May 2025
  • The boom in housing demand during these years resulted in a sudden surge in home values and prices in the state, which in turn encouraged an explosion in new construction projects.
    Giulia Carbonaro, MSNBC Newsweek, 13 May 2025
Adjective
  • In addition, the bass reflex port on these speakers is front-facing, which means that they can be placed close to walls without risk of distortion.
    Brad Moon, Forbes, 11 Mar. 2025
  • But ultimately, the week ended with a pretty good array of extremes in selling pressure and hedging demand of the sort that should turn the risk-reward more favorable for a reflex bounce before too long.
    Michael Santoli, CNBC, 5 Apr. 2025
Adjective
  • Through robotic production line, Losanje manages to transform finished textile products — from clothing to bedsheets and curtains, among other goods — into ready-to-reuse fabrics.
    Martino Carrera, Footwear News, 16 May 2025
  • People with autism may unintentionally use monotonous, robotic speech that sounds abnormal or disinterested to others.
    Anna Giorgi, Verywell Health, 14 May 2025
Adjective
  • Palace also look to exploit Wharton’s instinctive ball progression from defensive set pieces.
    Thom Harris, New York Times, 15 May 2025
  • The industrial metaverse can capture and scale some very intricate knowledge, including the instinctive skills and judgment of veteran workers, into immersive digital twins.
    Expert Panel®, Forbes.com, 13 May 2025
Adjective
  • Home in foreclosure, a mobile mechanic Online records show that his Canby Street home was in foreclosure last year and sold in September for $60,000.
    Nick Penzenstadler, USA Today, 14 Apr. 2025
  • In the footage, a large coastal carpet python rests on a mechanic shop's floor.
    Kelli Bender, People.com, 12 Mar. 2025
Adjective
  • Trevon Williams, who did not escape from the New Orleans jail, was charged with 10 counts of being a principal to simple escape, Louisiana Attorney General Liz Murrill announced on May 23.
    Jeanine Santucci, USA Today, 25 May 2025
  • Related Stories 13 Under-The-Radar Activities And Experiences In Key West The 11 Best Key West Restaurants On The Water Rooms And Rates The rooms are bright, cheerful, and simple, with colorful coastal touches in artwork and decorative items like pillows.
    Lisa Cericola, Southern Living, 24 May 2025

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Cite this Entry

“Spontaneous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/spontaneous. Accessed 27 May. 2025.

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