60 entries under huge topic. ×

26
extensive(adjective, clear, open, great, free)
25
roomy(adjective, great, big, space, large)
18
great(adjective, open, big, substantial, large)
17
wide(adjective, clear, open, great, free)
17
vast(adjective, open, great, space, large)
16
big(adjective, open, great, substantial, large)
16
expansive(adjective, clear, open, free, spread)
15
commodious(adjective, great, big, substantial, large)
13
enormous(adjective, open, great, big, large)
9
extended(adjective, clear, free, big, space)
9
gigantic(adjective, great, big, large)
8
massive(adjective, great, big, substantial, large)
7
bulky(adjective, great, big, large, size)
6
boundless(adjective, open, big, space, grand)
6
colossal(adjective, great, big, large)
3
giant(adjective, great, big, large)
3
abundant(adjective, great, big, substantial, large)
3
considerable(great, big, substantial, large, grand)
3
humongous(adjective, great, big, large)
3
substantial(adjective, great, big, generous)
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APASmart Define. (2015). spacious thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/spacious/thesaurus/synonyms
ChicagoSmart Define. 2015. "spacious thesaurus" https://smartdefine.org/spacious/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, spacious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/spacious/thesaurus/synonyms>.
MLASmart Define. "spacious thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/spacious/thesaurus/synonyms>