Synonyms & related words for spontaneous

Find synonyms, related words, and the definition of spontaneous — including unprompted, unpremeditated, unplanned, impromptu, impulsive, unrehearsed. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to spontaneous

Explore words related to spontaneous — words associated with it, words that go with it, and its nearest matches in meaning. Related words include spontaneously, spontaneity, unscripted, unscheduled, uninhibited, extemporary, causeless, accidental. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for spontaneous

Common synonyms for spontaneous include unprompted, unpremeditated, unplanned, impromptu, impulsive, unrehearsed, improvised, extemporaneous — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does spontaneous come from?

The word spontaneous breaks down into one root of Latin origin: the root spont-, from Latin sponte (“of one's free will”). Explore each root to see other English words built from the same source.