- Definitions|2
- Thesaurus|1.6k
- Abbreviations|0
192 entries under significant topic. ×
| epochal(adjective, important, historic) | |
| heavyweight(adjective, big, heavy, important, outstanding) | |
| pregnant(adjective, expressive, meaningful, weighty) | |
| prime(adjective, good, intense, important) | |
| salient(adjective, solid, extraordinary, importance, big) | |
| telling(adjective, clear, strong, important, powerful) | |
| bountiful(adjective, substantial, large) | |
| celebrated(adjective, bad, great, excellent, extraordinary) | |
| charged(adjective, weighty, loaded) | |
| earth-shaking(adjective, important, historic) | |
| imperative(adjective, big, important, determined) | |
| large(adjective, big, substantial, valuable) | |
| striking(adjective, great, solid, extraordinary, unusual) | |
| strong(energetic, important, powerful, large) | |
| basic(adjective, essential, vital, required) | |
| compelling(adjective, clear, important, serious) | |
| conspicuous(adjective, great, solid, extraordinary, big) | |
| dominant(adjective, bad, strong, great, excellent) | |
| earth-shattering(adjective, important, historic) | |
| exceptional(adjective, bad, great, excellent, solid) |
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| APA | Smart Define. (2016). momentous thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/momentous/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "momentous thesaurus" https://smartdefine.org/momentous/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2016, momentous thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/momentous/thesaurus/synonyms>. |
| MLA | Smart Define. "momentous thesaurus" 1 April 2016. Web. 1 October 2026. <https://smartdefine.org/momentous/thesaurus/synonyms> |