One and Voluntary

One

One adjective - Being the one or ones of a class with no other members.

Voluntary and one are semantically related. In some cases you can use "Voluntary" instead an adjective "One".

Voluntary

Voluntary adjective - Done, made, or given with one's own free will.

One and voluntary are semantically related. Sometimes you can use "One" instead an adjective "Voluntary".

Cite this Source
Voluntary and One. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/one/voluntary
One & Voluntary. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/one/voluntary>.
Voluntary or One. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/one/voluntary.
Google Ngram Viewer shows how "one" and "voluntary" have occurred on timeline