96 entries under surplus topic. ×

30
additional(adjective, place, increase, lower, new)
23
spare(noun, verb, adjective, adverb, support)
22
superfluous(noun, adjective, spare, unreasonable, luxury)
18
supernumerary(noun, adjective, spare, extreme, reserve)
18
excess(noun, adjective, waste, rest, spare)
16
unused(adjective, clear, waste, spare, reserve)
13
bonus(noun, adjective, gain, benefit, advantage)
13
leftover(adjective, waste, split, spare, extreme)
13
redundant(adjective, spare, unreasonable, extreme, useless)
10
extraneous(adjective, spare, excess, further)
9
supererogatory(adjective, spare, extreme, reserve, useless)
8
dividend(noun, prize, advantage, share, stock)
8
unnecessary(adjective, spare, unreasonable, extreme, useless)
7
premium(noun, gain, prize, advantage, share)
7
unneeded(adjective, spare, extreme, useless, excess)
6
inessential(noun, adjective, spare, extreme, useless)
6
needless(adjective, spare, unreasonable, extreme, useless)
6
remaining(adjective, waste, split, spare, extreme)
6
unessential(noun, adjective, unnecessary, irrelevant)
5
de trop(expression, adjective, spare, extreme, reserve)
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APASmart Define. (2016). extra thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/extra/thesaurus/synonyms
ChicagoSmart Define. 2016. "extra thesaurus" https://smartdefine.org/extra/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, extra thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/extra/thesaurus/synonyms>.
MLASmart Define. "extra thesaurus" 30 March 2016. Web. 20 September 2026. <https://smartdefine.org/extra/thesaurus/synonyms>