Dictionary Check: spontaneous

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"spontaneous" is a valid word!

Scrabble 13 points

Words with Friends 17 points

adjective

happening or arising without apparent external cause

Example: "spontaneous laughter"

Synonyms:

Antonyms:

adjective

said or done without having been planned or written in advance

Example: "he made a few ad-lib remarks"

Synonyms:

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