Free
Free adjective - Not being under the rule or control of another.
On impulse and free are semantically related In some cases you can use "On impulse" instead an adjective "Free".
On impulse
Free and on impulse are semantically related in extemporaneous topic. You can use "Free" instead an adjective phrase "On impulse", if it concerns topics such as unrehearsed, improvised.
Mutual synonyms
Cite this Source
On impulse and Free. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/free/on_impulse
Free & On impulse. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/free/on_impulse>.
On impulse or Free. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/free/on_impulse.
Google Ngram Viewer shows how "free" and "on impulse" have occurred on timeline