repudiate (v.)

• abandon
• abjure
• abrogate
• apostatize
• ban
• bar
• belie
• blockade
• cast
• chuck
• contemn
• contest
• contradict
• contravene
• controvert
• counter
• cross
• debar
• decline
• default
• deny
• desert
• despise
• disagree
• disallow
• disapprove
• disavow
• discard
• disclaim
• discount
• disdain
• dishonor
• dismiss
• disown
• disprove
• dispute
• disregard
• dissent
• embargo
• except
• exclude
• forgo
• forsake
• forswear
• gainsay
• ignore
• impugn
• levant
• negate
• negative
• nullify
• omit
• oppose
• ostracize
• preclude
• prohibit
• protest
• rat
• rebuff
• recant
• refuse
• refute
• reject
• relegate
• renege
• renounce
• repel
• reprobate
• repulse
• rescind
• retract
• reverse
• revoke
• scorn
• scout
• spurn
• swallow
• taboo
• tergiversate
• turn
• unsay
• waive
• welsh
• withdraw