29 entries under noun topic. ×
| addition(decrease, process, adding) | |
| increase(drop, decrease, growth, addition) | |
| addendum | |
| surge | |
| augmentation(drop, decrease) | |
| accession(decrease, reduction) | |
| supplement | |
| accumulation | |
| annex | |
| attachment | |
| enlargement | |
| expansion | |
| extension(decrease, contraction) | |
| adjunct(help, addition, enemy) | |
| multiplication(decrease, duplication) | |
| accretion | |
| afterthought | |
| annexation(joining, adding) | |
| appendage | |
| asset |
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| APA | Smart Define. (2015). subtraction thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/subtraction/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "subtraction thesaurus" https://smartdefine.org/subtraction/thesaurus/antonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, subtraction thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/subtraction/thesaurus/antonyms>. |
| MLA | Smart Define. "subtraction thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/subtraction/thesaurus/antonyms> |