- Definitions|2
- Thesaurus|5k
- Abbreviations|0
140 entries under significant topic. ×
| obvious(definite, considerable, palpable, perceptible) | |
| of moment(expression, big, important, valuable) | |
| plain(definite, considerable, palpable, perceptible) | |
| renowned(big, important, large) | |
| solid gold(expression, big, important, large) | |
| something(big, important, large, valuable) | |
| something else(expression, big, important, large) | |
| super-duper(big, important, large) | |
| venerable(big, important, large) | |
| apparent(definite, considerable) | |
| ascertainable(definite, considerable) | |
| astronomical | |
| chief(big, valuable, vital, imperative) | |
| conspicuous(vital, imperative) | |
| detailed(adjective, important, extensive, comprehensive) | |
| detectable(considerable, palpable, perceptible, touchable) | |
| determining(big, valuable, vital, imperative) | |
| distinguishable | |
| dynamite(big, important, large) | |
| earth-shaking(important, historic) |
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| APA | Smart Define. (2016). substantial thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/substantial/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "substantial thesaurus" https://smartdefine.org/substantial/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, substantial thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/substantial/thesaurus/synonyms>. |
| MLA | Smart Define. "substantial thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/substantial/thesaurus/synonyms> |