adverb

spontaneously

spontaneously

We spontaneously decided to go for a drive.

We spontaneously decided to go for a drive.

The fire started spontaneously.

The fire started spontaneously.

((verb)) spontaneously in a natural or sudden way He acted spontaneously.

Synonyms: impulsively, automatically, naturally; Antonyms: deliberately, intentionally

Formed from the adjective 'spontaneous' by adding the adverbial suffix '-ly'.

This is the adverb form of 'spontaneous'. If an action is spontaneous, it happens spontaneously.

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