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spontaneous

/spɑnˈteɪ.ni.əs/adjective4 syllables

Spontaneous means: happening or arising without apparent external cause.

Synonyms for spontaneous20

adjective, as in happening or arising without apparent external cause

self-generated, impulsive, unprompted, intuitive, natural, instinctive

adjective, as in said or done without having been planned or written in advance

ad-lib, unwritten, unscripted

also used for spontaneous

autonomous, automatic, involuntary, unforced, extemporaneous, unpremeditated, abrupt, precipitous, subitaneous, precipitant, precipitate

Includes material from Wiktionary, CC BY-SA 4.0.

Opposites of spontaneous

induced

What does spontaneous mean?2

adjective

1

happening or arising without apparent external cause“spontaneous laughter”

2

said or done without having been planned or written in advance“he made a few ad-lib remarks”

Definitions from the Open English WordNet, CC BY 4.0.

What rhymes with spontaneous?2

Show 40 near rhymes
canadianstadiumalienukrainianarabiaaliensmediterraneanpatriotsgabrielradiusuraniumromaniapatriotatheistromaniantanzaniatitaniumarabiantasmaniastadiumslithuaniaradiantscandinaviangradientaliasradialmaniaalbaniaatheistsgymnasiummammaliancraziestlazinesspalladiumaqueousavianatriumsalientsubterraneancraziness

Spontaneous in a sentence

  • People say that if you're angry enough, you'll achieve spontaneous combustion.alishalikescats
  • We had a lot of spontaneous offers from them.CM
  • The most beloved people in the world are the spontaneous.Source_Benedict_1921
  • This tall and thin young man had a spontaneous pneumothorax.Hybrid
  • Spontaneous acts of kindness should be celebrated and encouraged in our daily lives.calypsow
  • When was the last time you did something spontaneous?CK
  • William decided to take a spontaneous trip to Mexico with his friends.Amastan
  • They aren't very spontaneous, are they?CH

Sentences from Tatoeba, CC BY 2.0 FR, credited to their authors.