62 entries under impressive topic. ×

63
immense(adjective, feature, characteristic, great, big)
59
huge(adjective, feature, characteristic, great, big)
58
enormous(adjective, feature, characteristic, great, big)
57
gigantic(adjective, feature, characteristic, great, big)
56
prodigious(adjective, feature, characteristic, great, big)
54
stupendous(adjective, feature, characteristic, great, big)
53
tremendous(adjective, feature, characteristic, great, big)
52
mighty(adjective, feature, characteristic, big, size)
49
large(adjective, feature, characteristic, great, big)
46
mountainous(adjective, feature, characteristic, great, big)
22
massive(adjective, great, big, large, huge)
20
vast(adjective, great, big, large, size)
20
mammoth(adjective, great, big, large, size)
19
grand(adjective, strong, great, big, powerful)
16
great(adjective, big, huge, vast, lofty)
14
majestic(adjective, strong, powerful, noble, grand)
10
historic(adjective, great, extraordinary, important, outstanding)
10
lofty(adjective, great, noble, high, grand)
10
memorable(adjective, significant, overwhelming, noteworthy)
9
towering(adjective, great, grand, huge)
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APASmart Define. (2016). monumental thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/monumental/thesaurus/synonyms
ChicagoSmart Define. 2016. "monumental thesaurus" https://smartdefine.org/monumental/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, monumental thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/monumental/thesaurus/synonyms>.
MLASmart Define. "monumental thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/monumental/thesaurus/synonyms>