Nonfunctional and Useless

Nonfunctional

Nonfunctional adjective - Not being in working order.
Usage example: that gas pump is nonfunctional, which is the reason for the plastic bag over the nozzle

Useless and nonfunctional are semantically related in impracticable topic. In some cases you can use "Useless" instead an adjective "Nonfunctional", when it comes to topics like unrealistic.

Useless

Useless adjective - Not capable of being put to use or account.

Nonfunctional and useless are semantically related in not working topic. You can use "Nonfunctional" instead an adjective "Useless".

Nearby Words: use, useful, uselessly
Cite this Source
Useless and Nonfunctional. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/nonfunctional/useless
Nonfunctional & Useless. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/nonfunctional/useless>.
Useless or Nonfunctional. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/nonfunctional/useless.
Google Ngram Viewer shows how "nonfunctional" and "useless" have occurred on timeline