Optional and Returnless
Opposite meaning words
Optional
Optional adjective - Subject to one's freedom of choice.
Returnless is an antonym for optional.
Nearby Words: option, optionally
Returnless
Cite this Source
Returnless and Optional. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/optional/returnless
Optional & Returnless. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/optional/returnless>.
Returnless or Optional. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/optional/returnless.
Google Ngram Viewer shows how "optional" and "returnless" have occurred on timeline