"surplus" in the noun sense

1. excess, surplus, surplusage, nimiety

a quantity much larger than is needed

"surplus" in the adjective sense

1. excess, extra, redundant, spare, supererogatory, superfluous, supernumerary, surplus

more than is needed, desired, or required

"trying to lose excess weight"

"found some extra change lying on the dresser"

"yet another book on heraldry might be thought redundant"

"skills made redundant by technological advance"

"sleeping in the spare room"

"supernumerary ornamentation"

"it was supererogatory of her to gloat"

"delete superfluous (or unnecessary) words"

"extra ribs as well as other supernumerary internal parts"

"surplus cheese distributed to the needy"

Source: WordNet® (An amazing lexical database of English)

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