106 entries under extra topic. ×
| spin-off(noun, increase, additive) | |
| surcharge(noun, supplement, appendage, add-on) | |
| tip(noun, advantage, plus) | |
| treat(noun, supplement) | |
| unexpected extra(noun, expression, advantage, plus) | |
| windfall(noun, advantage, plus) |
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| APA | Smart Define. (2015). addition thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/addition/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "addition thesaurus" https://smartdefine.org/addition/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, addition thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/addition/thesaurus/synonyms>. |
| MLA | Smart Define. "addition thesaurus" 22 December 2015. Web. 24 September 2026. <https://smartdefine.org/addition/thesaurus/synonyms> |