130 entries under significant topic. ×
| durable | |
| influential(adjective, strong, important, powerful) | |
| meaningful(adjective, strong, big, important) | |
| momentous(adjective, big, substantial, valuable) | |
| noticeable(adjective, substantial, considerable) | |
| obvious(substantial, definite, considerable) | |
| primary(adjective, big, substantial, valuable) | |
| principal(adjective, big, substantial, valuable) | |
| serious(big, substantial, valuable, vital) | |
| well-built(adjective, person, body, considerable) | |
| worthwhile(adjective, strong, solid, big, important) | |
| big-league(adjective, important, vital, imperative) | |
| decisive(big, substantial, valuable, vital) | |
| determining(big, substantial, valuable, vital) | |
| distinguished(adjective, famous, familiar, noble) | |
| earnest(big, substantial, valuable, vital) | |
| essential(big, substantial, valuable, vital) | |
| esteemed(vital, imperative) | |
| exceptional(great, big, substantial, valuable) | |
| exigent(big, substantial, valuable, vital) |
For more, visit
Large on
Power Thesaurus
| APA | Smart Define. (2016). large thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/large/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "large thesaurus" https://smartdefine.org/large/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, large thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/large/thesaurus/synonyms>. |
| MLA | Smart Define. "large thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/large/thesaurus/synonyms> |