1
inequality
1
infirmity of purpose(expression, idiom)
1
insecure
1
insecureness(noun, change, quality, strong, condition)
1
insipidity
1
insolidity
1
insomnia(noun, activity, movement, anxiety, agitation)
1
instabilities
1
invalidism
1
invalidity(noun, weakness, fault, lack, lapse)
1
jerkiness
1
jitters(activity, movement, anxiety, agitation, disquiet)
1
jumpiness(noun, activity, movement, anxiety, agitation)
1
lack(noun, weakness, fault, lapse, failing)
1
languor(noun, weakness, fault, lack, lapse)
1
lapse(noun, weakness, fault, lack, failing)
1
levity(noun, frivolity, lightness, unpredictability, flightiness)
1
liability
1
liking(noun, weakness, fault, lack, lapse)
1
malaise(noun, upset, anxiety, conflict, doubt)
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APASmart Define. (2015). instability thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/instability/thesaurus/synonyms
ChicagoSmart Define. 2015. "instability thesaurus" https://smartdefine.org/instability/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, instability thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/instability/thesaurus/synonyms>.
MLASmart Define. "instability thesaurus" 23 December 2015. Web. 21 September 2026. <https://smartdefine.org/instability/thesaurus/synonyms>