Nonfunctioning and Viable

Opposite meaning words

Nonfunctioning adjective - Not being in working order.

Usage example: the Ferris wheel is nonfunctioning at the moment

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Viable is an antonym for nonfunctioning.

Viable adjective - Capable of being done or carried out.

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Nonfunctioning is an antonym for viable.

Nearby Word: viability

Cite this Source

Viable and Nonfunctioning. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/nonfunctioning/viable

Nonfunctioning & Viable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/nonfunctioning/viable>.

Viable or Nonfunctioning. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/nonfunctioning/viable.

Google Ngram Viewer shows how "nonfunctioning" and "viable" have occurred on timeline