Optional
Optional adjective - Subject to one's freedom of choice.
Usage example: at the resort all recreational activities are optional, and you may choose to participate in none of them
Voluntary is a synonym for optional in possible topic. In some cases you can use "Voluntary" instead an adjective "Optional". popular alternative
Nearby Words: option, optionally
Mutual synonyms
Related pairs
- volunteer and optional
- volunteer and voluntary
- free and optional
- free and voluntary
- open and optional
- open and voluntary
- willful and optional
- willful and voluntary
- willing and optional
- willing and voluntary
- deliberate and optional
- deliberate and voluntary
- spontaneous and optional
- spontaneous and voluntary
Cite this Source
Voluntary and Optional. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/optional/voluntary
Optional & Voluntary. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/optional/voluntary>.
Voluntary or Optional. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/optional/voluntary.
Google Ngram Viewer shows how "optional" and "voluntary" have occurred on timeline