Synonyms|103Antonyms|23|Broader|0Narrower|0Related|376
0
extensive
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extreme
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extremely important(expression, adjective, important, serious, critical)
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fearful
0
frightful
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ghastly
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gigantic
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hideous
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horrible
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iconic
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life-and-death
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life and death(expression, adjective, idiom)
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life or death(expression, adjective, idiom, important, serious)
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much
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of vital importance(expression, adjective, idiom, important, serious)
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remarkable
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shameful
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shocking
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startling
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stunning
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APASmart Define. (2015). earthshaking thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/earthshaking/thesaurus/synonyms
ChicagoSmart Define. 2015. "earthshaking thesaurus" https://smartdefine.org/earthshaking/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, earthshaking thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/earthshaking/thesaurus/synonyms>.
MLASmart Define. "earthshaking thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/earthshaking/thesaurus/synonyms>