- Definitions|2
- Thesaurus|4.5k
- Abbreviations|0
13 entries under substantial topic. ×
| important(adjective, outstanding, significant, valuable) | |
| significant(adjective, meaningful, telling) | |
| big(adjective, significant) | |
| consequential(adjective, small, significant) | |
| meaningful(adjective, significant, little, meaningless) | |
| major(adjective, important, inferior, significant) | |
| valuable(adjective, significant) | |
| large(adjective, slight, poor, significant) | |
| huge(adjective, poor, significant, tiny) | |
| worthwhile(adjective, significant) | |
| relevant(adjective, significant, unrelated) | |
| sensible(adjective, significant) | |
| useful(adjective, significant) |
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| APA | Smart Define. (2016). insignificant thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/insignificant/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "insignificant thesaurus" https://smartdefine.org/insignificant/thesaurus/antonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, insignificant thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/insignificant/thesaurus/antonyms>. |
| MLA | Smart Define. "insignificant thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/insignificant/thesaurus/antonyms> |