analogize
antagonize
assimilate
balance
be antipathetic
be at cross-purposes
be inimical
be opposed to
beat against
bring into analogy
bring into comparison
clash
collide
compare
compare and contrast
compare with
conflict
conflict with
confront
confute
contradict
contrapose
contrast
contrast with
contravene
controvert
counter
counteract
counterattack
counterbalance
countercheck
counterpoise
countervail
counterwork
cross
draw a comparison
draw a parallel
go against
go counter to
interfere with
juxtapose in opposition
liken
liken to
lock horns
match
measure against
meet head-on
metaphorize
militate against
offset
oppose