Synonyms|195Antonyms|95|Broader|1Narrower|5Related|760
2
sizable(great, big, huge)
2
soaring(adjective, high, mountain, lofty, alpine)
2
spacious(great, big, huge)
2
super(great, big, huge, immense, massive)
2
tall(adjective, large, hilly)
2
undulating
2
whacking
2
wide(great, big, huge)
1
Himalayan
1
abysmal
1
alpen
1
alpestrine
1
alpigene
1
amplitudinous
1
astronomic
1
barn door(expression, great, big, huge, immense)
1
behemoth(adjective, big)
1
blimp(great, big, huge, vast, immense)
1
boundless
1
bumper
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APASmart Define. (2016). mountainous thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/mountainous/thesaurus/synonyms
ChicagoSmart Define. 2016. "mountainous thesaurus" https://smartdefine.org/mountainous/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, mountainous thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/mountainous/thesaurus/synonyms>.
MLASmart Define. "mountainous thesaurus" 1 March 2016. Web. 23 September 2026. <https://smartdefine.org/mountainous/thesaurus/synonyms>