10
casual(adjective, slight, detail, trivial, quick)
10
death(noun, act, end, release, finish)
10
dissolution(noun, act, release, loss, destruction)
10
fly-by-night(adjective, unreliable, shady, transient, transitory)
10
quick(adjective, casual, hasty, superficial, hurried)
10
release(noun, end, ruin, finish, overthrow)
10
vanishing(adjective, loss, failing, brief, fading)
9
demise(noun, act, end, release, ruin)
9
dying(noun, verb, adjective, end, release)
9
end(noun, release, ruin, finish, collapse)
9
exit(noun, end, release, finish, loss)
9
fading(verb, adjective, last, loss, failing)
9
hasty(adjective, slight, detail, casual, trivial)
9
moving(noun, verb, adjective, moving)
9
temporal(adjective, time, continue, transient, momentary)
9
volatile(adjective, short, limited, brief, temporary)
8
decease(noun, act, end, release, ruin)
8
flitting(verb, adjective, brief, transient, transitory)
8
pass(verb, adjective)
8
short(adjective, limited, quick, brief, temporary)
10 years ago|25k views|share |citing 
APASmart Define. (2016). passing thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/passing/thesaurus/synonyms
ChicagoSmart Define. 2016. "passing thesaurus" https://smartdefine.org/passing/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, passing thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/passing/thesaurus/synonyms>.
MLASmart Define. "passing thesaurus" 26 February 2016. Web. 21 September 2026. <https://smartdefine.org/passing/thesaurus/synonyms>