86 entries under irregular topic. ×
| fitful(adjective, unstable, doubtful, unsettled) | |
| fluctuating(adjective, weak, unstable, doubtful) | |
| shifting(adjective, upset, anxious, unstable) | |
| shifty(adjective, weak, sensitive, doubtful) | |
| spasmodic(adjective, unstable, unsettled, unpredictable) | |
| changeful(adjective, upset, anxious, unstable) | |
| occasional(adjective, chance, unreliable, uneven) | |
| temperamental(adjective, change, weak, continue, delicate) | |
| arbitrary(adjective, unusual, unreliable, changeable) | |
| desultory(unpredictable, unreliable, erratic, random) | |
| flickering(adjective, changeable, variable, lambent) | |
| impulsive(adjective, unusual, unstable, chance, original) | |
| sporadic(unreliable, uneven, variable, erratic) | |
| uneven(adjective, unpredictable, unreliable, variable) | |
| varying(adjective, unstable, unsettled, unpredictable) | |
| rambling(unpredictable, unreliable, irregularity of recurrence) | |
| strange(unpredictable, unreliable) | |
| jerky(unreliable, uneven, variable, erratic) | |
| devious(unpredictable, unreliable, untrustworthy, sneaky) | |
| discontinuous(unreliable, uneven, variable, erratic) |
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| APA | Smart Define. (2016). uncertain thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/uncertain/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "uncertain thesaurus" https://smartdefine.org/uncertain/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, uncertain thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/uncertain/thesaurus/synonyms>. |
| MLA | Smart Define. "uncertain thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/uncertain/thesaurus/synonyms> |