200 entries under noun topic. ×

4
insubstantiality(fragility, flimsiness, brittleness)
4
restlessness(activity, upset, movement, disorder)
4
unpredictability(anxiety, weakness, uncertainty, shake)
4
unreliability(anxiety, weakness, uncertainty, shake)
4
variation
3
asymmetry
3
change(conflict, disturbance, flow, discontent)
3
delicacy(weakness, fault, lack, lapse)
3
derangement(disorder, complex, deviation, madness)
3
fitfulness(activity, movement, anxiety, weakness)
3
fugacity
3
indecisiveness
3
unfixedness(anxiety, weakness, uncertainty, shake)
3
unsureness(change, quality, strong, condition)
3
versatility
3
vertigo(unsteadiness, dizziness)
3
weak point(expression, difficulty, weakness, fault)
2
brittleness(fragility, flimsiness)
2
decrepitude(weakness, fault, lack, lapse)
2
disturbance(activity, movement, disorder, anxiety)
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APASmart Define. (2015). instability thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/instability/thesaurus/synonyms
ChicagoSmart Define. 2015. "instability thesaurus" https://smartdefine.org/instability/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, instability thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/instability/thesaurus/synonyms>.
MLASmart Define. "instability thesaurus" 23 December 2015. Web. 25 September 2026. <https://smartdefine.org/instability/thesaurus/synonyms>