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synonyms for spontaneous

  • casual
  • impromptu
  • instinctive
  • offhand
  • simple
  • unplanned
  • voluntary
  • ad-lib
  • automatic
  • break loose
  • down
  • extemporaneous
  • extempore
  • free
  • free spirited
  • from the hip
  • impetuous
  • improvised
  • inevitable
  • involuntary
  • irresistible
  • natural
  • off top of head
  • off-the-cuff
  • unartful
  • unavoidable
  • unbidden
  • uncompelled
  • unconscious
  • unconstrained
  • uncontrived
  • uncontrolled
  • unforced
  • unintentional
  • unpremediated
  • unprompted
  • unsophisticated
  • unstudied
  • up front
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antonyms for spontaneous

MOST RELEVANT
  • deliberate
  • planned
  • intended
  • premeditated
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

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How to use spontaneous in a sentence

Because most people don’t make totally spontaneous decisions about where to go or eat — some amount of forethought or planning is typically involved — it will be interesting to see how this feature gets used and evolves.
GOOGLE SEARCH GETS DEEPER INTO THE ‘REAL-WORLD’ WITH BUSYNESS, DUPLEX AND AR IN MAPSGREG STERLINGOCTOBER 16, 2020SEARCH ENGINE LAND
Deactivation of lateral PFC regions is associated with free-floating, defocused attention, allowing spontaneous associations between ideas to arise, and sudden realizations or insights to occur.
THE NEUROLOGY OF FLOW STATES - ISSUE 91: THE AMAZING BRAINHEATHER BERLINOCTOBER 14, 2020NAUTILUS
Not surprisingly, the frontal regions of the brain that have been shown to be involved in time perception and impulse control are also involved in spontaneous creativity.
THE NEUROLOGY OF FLOW STATES - ISSUE 91: THE AMAZING BRAINHEATHER BERLINOCTOBER 14, 2020NAUTILUS
In nature, any spontaneous flow between two reservoirs can be harvested to produce power.
IMITATION IS THE SINCEREST FORM OF ENVIRONMENTALISM - ISSUE 90: SOMETHING GREENANASTASIA BENDEBURY & MICHAEL SHILO DELAYOCTOBER 7, 2020NAUTILUS
Other times, culture emerges by accident, the product of a million spontaneous actions that over time become habits—for better or worse.
WALMART CEO: TO TACKLE TODAY’S CHALLENGES, ‘LISTEN WITH OPEN EARS AND AN OPEN HEART’MATTHEWHEIMEROCTOBER 6, 2020FORTUNE
Perhaps his almost perfectly spontaneous love of tiny flowers is already a considerable advance on his so-called prototype.
CHILDREN'S WAYSJAMES SULLY
Yet I think if we observe closely we shall detect traces of a spontaneous impulse towards self-adornment.
CHILDREN'S WAYSJAMES SULLY
Spontaneous gaiety was gone out of his cousin, whose attempts to be his normal self became forced and unsuccessful.
THE WAVEALGERNON BLACKWOOD
In a strict sense, of course, no child's drawing is absolutely spontaneous and independent of external stimulus and guidance.
CHILDREN'S WAYSJAMES SULLY
As far as possible I have sought spontaneous drawings of quite young children, viz., from between two and three to about six.
CHILDREN'S WAYSJAMES SULLY
SYNONYM OF THE DAY
JULY 28, 2021
Choose the synonym for explosive
volatile

WORDS RELATED TO SPONTANEOUS

  • according to pleasure
  • ad libitum
  • as one thinks best
  • as one wishes
  • at will
  • extemporaneous
  • extempore
  • extemporize
  • impromptu
  • improvise
  • improvised
  • made-up
  • off-the-cuff
  • spontaneous
  • unprepared
  • unrehearsed
  • without restraint
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

WORD OF THE DAY

Fletcherizeverb (used with or without object) | [flech-uh-rahyz ]SEE DEFINITION