refutation (n.)

• abjuration
• abrogation
• annulment
• answer
• argument
• case
• confutation
• consideration
• contradiction
• contravention
• counterblast
• countercharge
• counterclaim
• crossing
• defense
• demolition
• demurrer
• denial
• disaffirmation
• disavowal
• disclaimer
• disownment
• disproof
• exception
• forswearing
• nullification
• objection
• overthrow
• plea
• pleading
• pleadings
• pros
• reason
• rebuttal
• rebutter
• recantation
• refutal
• rejoinder
• renunciation
• replication
• reply
• repudiation
• response
• retraction
• revocation
• riposte
• squelch
• subversion
• surrebuttal
• surrebutter
• surrejoinder
• upset