refuse

> refuse (1)
(noun)
chaff, discard, draff, dross, dregs, garbage, junk, leavings, lees, litter, lumber, offal, recrement, remains, rubbish, scoria, scum, sediment, slag, sweepings, trash, waste.

> refuse (2)
(verb)
decline, deny, withhold.
disallow, disavow, exclude, rebuff, reject, renege, renounce, repel, repudiate, repulse, revoke, veto.