Synonyms|864Antonyms|372|Broader|5Narrower|8Related|847
3
insignificance(adjective, unsubstantial)
3
intangible(adjective, unsubstantial)
3
light
3
missing(adjective, absent)
3
no-show(adjective, absent)
3
non-subsistent(adjective, nonexistent)
3
nonexistence(adjective, unsubstantial)
3
off(adjective, free, allow, let, relaxing)
3
omitted(adjective, absent)
3
out(adjective, absent)
3
phantasmal(adjective, unsubstantial)
3
scatterbrained
3
spectral(adjective, unsubstantial)
3
sterile
3
tenuous(adjective, unsubstantial)
3
trifling(adjective, poor, value, small, silly)
3
truant(adjective, absent)
3
uncomprehending
3
unconcrete(adjective, unsubstantial)
3
unexisting(adjective, nonexistent)
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APASmart Define. (2015). vacant thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/vacant/thesaurus/synonyms
ChicagoSmart Define. 2015. "vacant thesaurus" https://smartdefine.org/vacant/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, vacant thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/vacant/thesaurus/synonyms>.
MLASmart Define. "vacant thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/vacant/thesaurus/synonyms>