independent
abjuratory
apostate
backslider
bolter
breakaway
collaborationist
collaborator
convert
defector
demurrer
deserter
dissenter
dissentient
dissident
fifth columnist
misbeliever
mugwump
mugwumpian
mugwumpish
nonconformist
objector
opinionist
opposition voice
proselyte
protestant
protester
quisling
recidivist
recreant
recusant
renegade
renegado
renegate
renunciative
renunciatory
repudiative
repudiatory
reversionist
revocatory
runagate
schismatic
seceder
secessionist
sectarian
sectary
strikebreaker
separatism
Communist
Kurdish
Marxist
Ukrainian
anti-american
anti-communist
anti-government
antislavery
evangelical
heretical
humanistic
jihadist
leftist
nationalist
palestinian
populist
pro-democracy
proslavery
socialistic
supremacist
ultra-nationalist