| glitch(noun, difficulty, informal, failure, fault) | |
| misfunction | |
| bug(noun, informal, failure, fault, problem) | |
| defect(noun, upset, failure, fault, bug) | |
| failure(noun, upset, fault, mistake, lapse) | |
| fault(noun, failure, breakdown) | |
| act up(verb, phrasal verb, work, thrive) | |
| break down(verb, expression, phrasal verb, break, fail) | |
| crash(noun, verb, fail, complain) | |
| breakdown | |
| go wrong(expression, idiom) | |
| blip | |
| error(noun, failure, fault, mistake, lapse) | |
| fail(verb, break, listless, stall) | |
| trouble(noun, health, upset, complaint) | |
| anomaly(noun, indiscretion, bug, originality, uniqueness) | |
| fizzle(verb, failure) | |
| irregularity(noun, indiscretion, something, wrongdoing, misdeed) | |
| malformation(noun, defect, indiscretion, originality, uniqueness) | |
| malfunctioned |
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| APA | Smart Define. (2015). malfunction thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/malfunction/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "malfunction thesaurus" https://smartdefine.org/malfunction/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, malfunction thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/malfunction/thesaurus/synonyms>. |
| MLA | Smart Define. "malfunction thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/malfunction/thesaurus/synonyms> |