Functional
Functional adjective - Being in effective operation.
Usage example: I don't think that vending machine is functional, so don't put money into it
Viable and functional are semantically related. in working topic. In some cases you can use "Viable" instead an adjective "Functional".
Viable
Viable adjective - Capable of being done or carried out.
Functional and viable are semantically related. You can use "Functional" instead an adjective "Viable".
Nearby Word: viability
Mutual synonyms
Related pairs
Cite this Source
Viable and Functional. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/functional/viable
Functional & Viable. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/functional/viable>.
Viable or Functional. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/functional/viable.
Google Ngram Viewer shows how "functional" and "viable" have occurred on timeline