48 entries under extra topic. ×
| addition(noun, increase, enlargement, ingredient) | |
| supplement(noun, increase, addition, ingredient) | |
| accessory(noun, addition, supplement, appendage) | |
| addendum(noun, increase, addition, supplement) | |
| adjunct(noun, increase, addition, supplement) | |
| annex(noun, increase, addition, supplement) | |
| appendage(noun, increase, addition, supplement) | |
| increase(noun, addition, supplement, appendage) | |
| accession(noun, supplement, appendage, add-on) | |
| attachment(noun, supplement, appendage, add-on) | |
| augmentation(noun, supplement, appendage, add-on) | |
| complement(noun, increase, addition) | |
| continuation(noun, increase, addition) | |
| extension(noun, increase, addition, supplement) | |
| increment(noun, increase, addition, supplement) | |
| reinforcement(noun, supplement, appendage, add-on) | |
| rider(noun, increase, addition) | |
| add-on(noun, increase, addition, ingredient) | |
| surcharge(noun, supplement, appendage, add-on) | |
| accrual(noun, supplement, appendage, add-on) |
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| APA | Smart Define. (2015). additive thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/additive/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "additive thesaurus" https://smartdefine.org/additive/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, additive thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/additive/thesaurus/synonyms>. |
| MLA | Smart Define. "additive thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/additive/thesaurus/synonyms> |