differ
speak for oneself
disagreeably
on opposite sides of the barricades
disagreer
dissentient
crosscurrent
unagreeing
crabfaced
get up the yard
disagreeability
at loggerheads
reprove
disagree
at issue
dissident
at odds
intransigence
crushingly
difference of opinion
divergent
sniffingly
tut tut
tsk tsk
free-thinking
dissentiously
counter
heretical
protest
disagreeing
criticization
knock
cross as two sticks
contradictiously
palaver
witherward
withspeak
debate
chasm
at the same time
chippy
protistan
shift one's ground
take issue with
excoriate
objurgate
reprobate
do me a lemon
intolerance
pull the other one, it's got bells on