inconsistent
opposed
acrid
adversary
adversative
adverse
adversive
ajar
alien
antagonistic
anti
antipathetic
antithetic
antonymous
at cross-purposes
at odds(predicate)
balancing
belligerent
bitter
breakaway
caustic
clashing
colliding
compensating
competitive
con
confronting
confused
contradicting
contradictory
contradistinct
contrapositive
contrarious
contrary
contrasted
converse
counter
counteractant
counteracting
counteractive
counterbalancing
counterpoised
countervailing
counterworking
cranky
cross
crotchety
dead against
despiteful
detrimental
differing
addicting
afflicting
constricting
convicting
depicting
evicting
inflicting
interdicting
predicting
restricting