By itself
Voluntarily and by itself are semantically related. In some cases you can use "Voluntarily" instead an adverb phrase "By itself".
Voluntarily
Voluntarily adverb - Of one's own free will.
By itself and voluntarily are semantically related. Sometimes you can use "By itself" instead an adverb "Voluntarily".
Mutual synonyms
Cite this Source
Voluntarily and By itself. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/by_itself/voluntarily
By itself & Voluntarily. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/by_itself/voluntarily>.
Voluntarily or By itself. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/by_itself/voluntarily.
Google Ngram Viewer shows how "by itself" and "voluntarily" have occurred on timeline