1. Impulse
2. Improvisation
3. Instinct
4. Spontaneousness
5. Unplanned
6. Impromptu
7. Unrehearsed
8. Unstructured
9. Impulsiveness
10. Impulsive
11. Unpremeditated
12. Unscripted
13. Unexpected
14. Unanticipated
15. Uncontrolled
16. Spontaneous
17. Unplanned
18. Unstructured
19. Unprepared
20. Unplanned
21. Unconventional
22. Unforeseen
23. Unscheduled
24. Unarranged
25. Unorganized
26. Uncalculated
27. Unpredictable
28. Unstudied
29. Unplanned
30. Unprogrammed

When looking for the best ideas to express your creativity and originality, synonyms for the word «spontaneity» can help. Whether you are looking for a single word or a phrase to capture the essence of the concept, there are a variety of options to choose from. Some of the most popular synonyms for spontaneity include impulse, improvisation, instinct, spontaneousness, unplanned, impromptu, unrehearsed, unstructured, and impulsive. These words can be used to emphasize the idea of an unexpected, uncontrolled, and unorganized action. Other words for spontaneity include unanticipated, unexpected, unscheduled, unarranged, and unpredictable. All of these words can be used to convey the same idea of an unplanned and spontaneous action. With so many synonyms for spontaneity, you can easily find the best option to express your creativity and originality.