abjuration
abjurement
abnegation
abrogation
absolute contradiction
annulment
contradiction
contrary assertion
contravention
controversion
countering
crossing
declension
declination
declinature
declining
denial
deprivation
disacknowledgment
disaffirmation
disagreement
disallowance
disavowal
disclamation
disobedience
disowning
disownment
disproof
dissent
expatriation
forswearing
gainsaying
holding back
impugnment
nay
negation
negative
negative answer
nix
no
nonacceptance
noncompliance
nonconsent
nonobservance
renunciation
repudiation
abdication
acknowledgment
affirmation
bio-
enumeration
protestation
refutation
subgraph
Kramer
damer
flamer
framer
gamer
lamer
namer
reclaimer
tamer
claim