refuse

food that is discarded (as from a kitchen)

show unwillingness towards; "he declined to join the group on a hike"

refuse to accept; "He refused my offer of hospitality"

elude, especially in a baffling way; "This behavior defies explanation"

refuse to let have; "She denies me every pleasure"; "he denies her her weekly allowance"

resist immunologically the introduction of some foreign tissue or organ; "His body rejected the liver of the donor"

refuse entrance or membership; "They turned away hundreds of fans"; "Black people were often rejected by country clubs"