dissident

[1]	dissenter , dissenter , protester , nonconformist , protester/protestor , objector , contestant , heretic , rebel , apostate , recusant , revolutionary

adj.

[1]	disagreeing , heretical , heterodox , nonconformist , nonconforming , dissenting , dissentient , apostate , non-compliant , heterodox , discordant , conflicting , contentious
[2]	dissentient , dissenting