38 entries under extra topic. ×
| accrual(noun, supplement, appendage, add-on) | |
| add-on(noun, supplement, appendage) | |
| aggrandizement(noun, supplement, appendage, add-on) | |
| appendix(noun, supplement, appendage, add-on) | |
| attachment(noun, supplement, appendage, add-on) | |
| commission(noun, supplement, appendage, add-on) | |
| dividend(noun, supplement, appendage, add-on) | |
| enhancement(noun, supplement, appendage, add-on) | |
| enlargement(noun, supplement, appendage, add-on) | |
| expansion(noun, supplement, appendage, add-on) | |
| extension(noun, supplement, appendage, add-on) | |
| gain(noun, supplement, appendage, add-on) | |
| hike(noun, supplement, appendage, add-on) | |
| option(noun, supplement, appendage, add-on) | |
| profit(noun, supplement, appendage, add-on) | |
| reinforcement(noun, supplement, appendage, add-on) | |
| rise(noun, supplement, appendage, add-on) | |
| wing(noun, supplement, appendage, add-on) |
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| APA | Smart Define. (2015). surcharge thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/surcharge/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "surcharge thesaurus" https://smartdefine.org/surcharge/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, surcharge thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/surcharge/thesaurus/synonyms>. |
| MLA | Smart Define. "surcharge thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/surcharge/thesaurus/synonyms> |