- Definitions|1
- Thesaurus|314
- Abbreviations|0
67 entries under extra topic. ×
| additional(adjective, supplementary) | |
| aggrandizement(noun, supplement, appendage) | |
| ancillary(noun, adjective, addition, additional) | |
| annex(noun, increase, addition, attachment) | |
| augmentation(noun, addition, supplement, appendage) | |
| auxiliary(noun, adjective, addition, additional) | |
| bell(noun, increase, addition) | |
| bells and whistles(noun, expression, idiom, increase) | |
| bonus(noun, addition, supplement, appendage) | |
| boost(noun, supplement, appendage) | |
| codicil(noun, increase, addition, supplement) | |
| commission(noun, supplement, appendage) | |
| complement(noun, increase, addition, attachment) | |
| continuation(noun, increase, addition) | |
| dividend(noun, supplement, appendage) | |
| embellishment(noun, addition, decoration, fixture) | |
| enhancement(noun, increase, addition, supplement) | |
| enlargement(noun, supplement, appendage) | |
| expansion(noun, supplement, appendage) | |
| extravagance(noun, addition, supplement) |
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| APA | Smart Define. (2015). add-on thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/add-on/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "add-on thesaurus" https://smartdefine.org/add-on/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, add-on thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/add-on/thesaurus/synonyms>. |
| MLA | Smart Define. "add-on thesaurus" 22 December 2015. Web. 25 September 2026. <https://smartdefine.org/add-on/thesaurus/synonyms> |