answer
argument
confutation
contraremonstrance
counteraccusation
counterblast
countercharge
counterclaim
counterreply
defense
demurrer
denial
exception
objection
plea
pleading
rebuttal
rebutter
refutation
rejoinder
replication
reply
response
riposte
special demurrer
special pleading
statement of defense
surrebuttal
surrebutter
surrejoinder