abate
abjure
abolish
abolished
abrogated
annihilate
annul
blot out
bring to naught
cancel
countermand
counterorder
disannul
discharge
dissolve
do away
do away with
end
extinguish
invalidate
make void
negate
negative
nullify
obliterate
obviate
override
overrule
overturn
quash
recall
recant
renege
repeal
rescind
get rid of
abrogates
abrogating
abrogation