1
short-term
1
spasmodic
1
sporadic
1
time-sensitive
1
unsteady
0
ephemeral(adjective, limited, irregular, passing, lasting)
0
acquit
0
blinking
0
broken
0
capricious
0
casual
0
changeable
0
changeful
0
concluding
0
continual
0
cyclic
0
dated
0
deciduous plant
0
demented
0
destructible
10 years ago|2.3k views|share |citing 
APASmart Define. (2016). perpetual thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/perpetual/thesaurus/antonyms
ChicagoSmart Define. 2016. "perpetual thesaurus" https://smartdefine.org/perpetual/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 2016, perpetual thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/perpetual/thesaurus/antonyms>.
MLASmart Define. "perpetual thesaurus" 30 March 2016. Web. 28 September 2026. <https://smartdefine.org/perpetual/thesaurus/antonyms>