10
residual(adjective, remainder, residual)
7
remaining(adjective, spare, extreme, useless, extra)
6
leftover(adjective, spare, extreme, useless, extra)
6
surplus(adjective, spare, extreme, extra, unnecessary)
5
part
5
remnant(adjective, residual)
4
portion
4
sedimentary(adjective, remainder, residual)
4
vestigial(adjective, residual)
3
left(remainder, relinquishment)
3
odd(adjective, remainder)
3
redundant(spare, extreme, useless, extra, excessive)
3
remanent
3
substance
3
superfluous(adjective, spare, extreme, extra, surplus)
2
abounding(adjective, spare, extreme, useless, extra)
2
cast off(verb, phrasal verb, remainder, relinquishment)
2
component
2
component part
2
de trop(expression, adjective, spare, extreme, useless)
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APASmart Define. (2013). residuary thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/residuary/thesaurus/synonyms
ChicagoSmart Define. 2013. "residuary thesaurus" https://smartdefine.org/residuary/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, residuary thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/residuary/thesaurus/synonyms>.
MLASmart Define. "residuary thesaurus" 17 June 2013. Web. 20 September 2026. <https://smartdefine.org/residuary/thesaurus/synonyms>