cause a stir
stir up the animals
disunite
backlash
controversialize
set the heather on fire
consternate
put the cat among the pigeons
brawl
ruffle some feathers
upstir
feed the flames
enturbulate
dispraise
sow dissent
frighten the horses
comb someone's hair the wrong way
make waves
draw fire
irritate
frustrate
test someone's patience
drive a wedge between
get under one's goat
jump down someone's throat
discomfort
uproar
clamor
perturb
curl someone's hair
disconcert
hullabaloo
provocate
raise eyebrows
get under someone's skin
stir
get on someone's wick
rub someone the wrong way
polemicize
polemicise
cue
polemize
raise Cain
polemise
importune
stir up
fill up
beat
set off
provoke
give someone the shits
instigate
put the wind up
give someone ass cancer
incite
piss in someone's cornflakes
scare the horses
tease