Bad
Bad adjective - Not working properly.
Usage example: a bad telephone connection
Nonfunctional and bad are semantically related. In some cases you can use "Nonfunctional" instead an adjective "Bad".
Nonfunctional
Nonfunctional adjective - Not performing or able to perform its regular function.
Bad and nonfunctional are semantically related. Sometimes you can use "Bad" instead an adjective "Nonfunctional".
Mutual synonyms
Both words in one sentence
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Herr Starr, the Big Bad of Garth Ennis' Preacher, starts with a nonfunctional right eye and five scar lines around it.
Source: Red Right Hand -
Film at 11 / Kent Brockman News From Bad to Worse: The "Zinc" filmstrip sketch starts out with soap disappearing and ends with a woman's child shot, her husband dead of a heart attack, her car nonfunctional, her house burning down, and the housewife short a limb or two.
Source: Film / The Kentucky Fried Movie
Cite this Source
Nonfunctional and Bad. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/bad/nonfunctional
Bad & Nonfunctional. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/bad/nonfunctional>.
Nonfunctional or Bad. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/bad/nonfunctional.
Google Ngram Viewer shows how "bad" and "nonfunctional" have occurred on timeline