Word Study
superplus
CIDE DICTIONARY
superplus, n. [Pref. super- + L. plus more. See Surplus.].
Surplus. Goldsmith. [1913 Webster]
ROGET THESAURUS
superplus
Remainder
N remainder, residue, remains, remanent, remnant, rest, relic, leavings, heeltap, odds and ends, cheesepairings, candle ends, orts, residuum, dregs, refuse, stubble, result, educt, fag-end, ruins, wreck, skeleton, stump, alluvium, surplus, overplus, excess, balance, complement, superplus, surplusage, superfluity, survival, survivance, remaining, left, left behind left over, residual, residuary, over, odd, unconsumed, sedimentary, surviving, net, exceeding, over and above, outlying, outstanding, cast off, superfluous.For further exploring for "superplus" in Webster Dictionary Online