Nouns

(n)garbage, refuse, food waste, scrapsfood that is discarded (as from a kitchen)

Verbs

(v)refuse, declineshow unwillingness towards“he declined to join the group on a hike”
(v)refuse, reject, pass up, turn down, declinenot accept as true“He refused to accept what she said”
(v)defy, resist, refuseelude, especially in a baffling way“This behavior defies explanation”
(v)deny, refuserefuse to let have“She denies me every pleasure”, “he denies her her weekly allowance”
(v)resist, reject, refuseresist immunologically the introduction of some foreign tissue or organ“His body rejected the liver of the donor”
(v)reject, turn down, turn away, refuserefuse entrance or membership“They turned away hundreds of fans”, “Black people were often rejected by country clubs”