59 entries under supplement topic. ×

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enhancement(noun, increase, extra, addition, accessory)
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enrichment
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extravagance(noun, addition)
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flavor enhancer(noun, expression, attachment)
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frill(noun, addition, attachment, decoration)
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gain(noun, extra, add-on)
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hike(noun, extra, add-on)
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optional extra(noun, expression, addition, attachment)
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preservative(noun, attachment)
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profit(noun, extra, add-on)
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raise(noun, extra, add-on)
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rider(noun, increase, extra, addition)
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rise(noun, extra, add-on)
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side dish(expression, accessory)
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something conjoined(expression, addition)
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supernumerary(noun, addition)
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surcharge(noun, extra, add-on)
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treat(noun, addition)
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trimming(noun, addition, accessory, decoration)
<123>
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APASmart Define. (2015). appendage thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/appendage/thesaurus/synonyms
ChicagoSmart Define. 2015. "appendage thesaurus" https://smartdefine.org/appendage/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, appendage thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/appendage/thesaurus/synonyms>.
MLASmart Define. "appendage thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/appendage/thesaurus/synonyms>