at variance
discrepant
dissentious
dissonant
divisive
factious
inharmonious
unharmonious
absonant
adversative
adverse
adversive
antagonistic
anti
antipathetic
antithetic
antonymous
assorted
at cross-purposes
at loggerheads
at odds
at war
atonal
balancing
cacophonic
cacophonous
clashing
colliding
compensating
conflicting
confronting
contradictory
contradistinct
contrapositive
contrarious
contrary
contrasted
contrasting
converse
counter
counterbalancing
counterpoised
countervailing
cracked
cranky
cross
dead against
departing
deviating
deviative
diaphonic
different
differentiated
differing
discord
harsh
high-pitched
incoherent
incongruous
inhuman
insistent
long-drawn
melodious
monotonous
ominous
plaintive
strident
throaty
thunderous
tinny
unearthly
wordless
mordant