Synonyms|294Antonyms|118|Broader|9Narrower|0Related|763
2
provisionary
2
provisory
2
swift
2
transitive
2
unsubstantial(light, weak, slight, imaginary, flimsy)
1
fragile(light, weak, slight, imaginary, flimsy)
1
Band-Aid
1
acting
1
ad hoc
1
ad interim
1
airy(light, weak, slight, impulsive, unpredictable)
1
alternate
1
amphibian
1
annual
1
awhile
1
biennial
1
bout
1
briefly
1
brisk
1
brittle
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APASmart Define. (2016). ephemeral thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/ephemeral/thesaurus/synonyms
ChicagoSmart Define. 2016. "ephemeral thesaurus" https://smartdefine.org/ephemeral/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, ephemeral thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/ephemeral/thesaurus/synonyms>.
MLASmart Define. "ephemeral thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/ephemeral/thesaurus/synonyms>