- Definitions|2
- Thesaurus|2.2k
- Abbreviations|0
103 entries under important topic. ×
| monumental | |
| name(essential, critical, basic, key) | |
| name-of-the-game(essential, critical, basic, key) | |
| name of the game(expression, idiom, essential, critical) | |
| necessitous(capital, essential, vital, reliable) | |
| nuclear(adjective, body, material, significant) | |
| outstanding(adjective, significant, essential, basic) | |
| predominant(adjective, significant, usual, essential) | |
| pressing(adjective, significant, essential, critical) | |
| signal | |
| telling | |
| underlined(essential, critical, basic, key) | |
| urgent(adjective, significant, essential, critical) | |
| wanted(adjective, significant, capital, essential) | |
| weighty | |
| world-shaking | |
| all-consuming | |
| hot | |
| major-league | |
| right-hand(adjective, capital, essential, vital) |
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| APA | Smart Define. (2016). fundamental thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/fundamental/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "fundamental thesaurus" https://smartdefine.org/fundamental/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, fundamental thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/fundamental/thesaurus/synonyms>. |
| MLA | Smart Define. "fundamental thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/fundamental/thesaurus/synonyms> |