4
unengaged(adjective, empty, unoccupied)
4
unexpressive(adjective, dull, indifferent, dead, blank)
4
unpeopled
4
unreasonable(adjective, thoughtless, irrational, arbitrary, perverse)
4
vague(adjective, value, negative, insignificant, unimportant)
4
wooden(adjective, dull, dead, impassive, unresponsive)
3
apparitional(adjective, unsubstantial)
3
away(adjective, absent)
3
chimerical(adjective, unsubstantial)
3
deficient(adjective, poor, small, insignificant, unimportant)
3
departed(adjective, absent)
3
drained(adjective, clear, free, stupid, empty)
3
dry
3
elsewhere(adjective, absent)
3
forsaken
3
gone(adjective, absent)
3
illusory(adjective, unsubstantial)
3
immaterial(adjective, unsubstantial)
3
impalpable(adjective, unsubstantial)
3
inessential(adjective, unsubstantial)
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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>