100 entries under irregular topic. ×
| changeful(adjective, upset, careless, anxious, unstable) | |
| dubious(adjective, weak, loose, uncertain) | |
| fitful(adjective, careless, strange, unstable, unreasonable) | |
| irresolute(adjective, uncertain, unstable, shy) | |
| uneven(adjective, strange, improper, odd) | |
| vacillating(adjective, uncertain, unstable, shy) | |
| eccentric(adjective, unusual, strange, silly, foolish) | |
| shifting(adjective, upset, strange, anxious, unstable) | |
| arbitrary(adjective, unusual, careless, unstable, unreasonable) | |
| varying(adjective, unstable, unsettled, unreliable) | |
| fantastic(adjective, change, continue, unusual, strange) | |
| incongruous(adjective, strange, uncertain, odd) | |
| aberrant(adjective, unreliable, capricious, errant) | |
| abnormal(adjective, unreliable) | |
| anomalous(adjective, unreliable) | |
| bizarre(adjective, strange, fantastic, individual) | |
| desultory(unreliable, erratic, frivolous, haphazard) | |
| flickering(adjective, changeable, variable) | |
| fluctuant(dubious, unreliable, risky, hazardous) | |
| intermittent(adjective, unreliable, changeable, uneven) |
For more, visit
Unpredictable on
Power Thesaurus
| APA | Smart Define. (2015). unpredictable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unpredictable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unpredictable thesaurus" https://smartdefine.org/unpredictable/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, unpredictable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unpredictable/thesaurus/synonyms>. |
| MLA | Smart Define. "unpredictable thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/unpredictable/thesaurus/synonyms> |