Functional and Nonfunctioning

Opposite meaning words

Functional adjective - Being in effective operation.

Usage example: I don't think that vending machine is functional, so don't put money into it

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Nonfunctioning is an antonym for functional.

Nonfunctioning adjective - Not being in working order.

Usage example: the Ferris wheel is nonfunctioning at the moment

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Functional is an antonym for nonfunctioning.

Cite this Source

Nonfunctioning and Functional. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/functional/nonfunctioning

Functional & Nonfunctioning. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/functional/nonfunctioning>.

Nonfunctioning or Functional. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/functional/nonfunctioning.

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