4
embarrassment(spare, luxury, extravagance, excess, fat)
4
excessiveness(noun, spare, luxury, extravagance, excess)
4
free(adjective, reserve, extra, replacement, available)
4
gratuitous(adjective, spare, extreme, extra, excessive)
4
inordinate(adjective, spare, extreme, extravagant, extra)
4
inundation(noun, waste, spare, excess, fat)
4
needless(adjective, extraordinary, new, spare, fresh)
4
over and above(expression, adjective, idiom, extraordinary, unusual)
4
overindulgence(noun, excess, profusion, superfluity, glut)
4
redundance(noun, waste, rest, spare, luxury)
4
remains(noun, waste, piece, rest, balance)
4
special(adjective, extraordinary, new, spare, fresh)
4
supplementary(adjective, extraordinary, new, spare, fresh)
4
supply(noun, store, reserve, stock, source)
4
unwanted(adjective, waste, spare, extreme, reserve)
4
wealth(noun, money, prize, earnings, excess)
3
too much(noun, expression, adjective, idiom, waste)
3
as a bonus(expression, idiom)
3
auxiliary(adjective, extraordinary, new, spare, fresh)
3
bonanza(noun, money, prize, earnings, loot)
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APASmart Define. (2015). surplus thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/surplus/thesaurus/synonyms
ChicagoSmart Define. 2015. "surplus thesaurus" https://smartdefine.org/surplus/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, surplus thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/surplus/thesaurus/synonyms>.
MLASmart Define. "surplus thesaurus" 23 December 2015. Web. 22 September 2026. <https://smartdefine.org/surplus/thesaurus/synonyms>