5
cursory(adjective, brief, transient, transitory, short-lived)
5
deciduous
5
fading(adjective, brief, transitory, short-lived)
5
fickle(adjective, impulsive, unpredictable, explosive)
5
flitting(adjective, short, brief, temporary, transient)
5
flying(short, brief, temporary, transitory, short-lived)
5
inconstant(adjective, impulsive, unpredictable, explosive)
5
perishable(adjective, present, short, limited, brief)
4
capricious(impulsive, unpredictable, explosive)
4
fleet(adjective, time, continue)
4
mutable
4
pro tem(adjective, temporary)
3
caducous
3
elastic(adjective, impulsive, unpredictable, explosive)
3
elusive(adjective, vague, impulsive, unpredictable, mysterious)
3
erratic(adjective, impulsive, unpredictable, explosive)
3
fragile
3
frail
3
instantaneous(adjective, transientness)
3
shifting(adjective, transientness)
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APASmart Define. (2016). fugacious thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/fugacious/thesaurus/synonyms
ChicagoSmart Define. 2016. "fugacious thesaurus" https://smartdefine.org/fugacious/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, fugacious thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/fugacious/thesaurus/synonyms>.
MLASmart Define. "fugacious thesaurus" 26 February 2016. Web. 21 September 2026. <https://smartdefine.org/fugacious/thesaurus/synonyms>