leftover

noun

1 she looks like a leftover from Woodstock in her flowery dress:

residue, survivor, legacy, vestige, trace.

2 (leftovers) she saves leftovers in a plastic container:

leavings, uneaten food, remainder, unused supplies, scraps, remnants, remains, scourings, slops, crumbs, dregs;

excess, surplus, overage;

rejects, offcuts, tail ends, odds and ends, bits and bobs, oddments.

adjective

leftover food:

remaining, left;

uneaten, unconsumed;

excess, surplus, superfluous, extra, additional, unused, unwanted, spare, in reserve, excessive;

residual, surviving.

leftover Oxford Dictionary of English