invader Synonyms

encroacher detractor usurper trespasser transgressor traducer thief stranger squatter rival rammer raider prowler prosecutor outsider opposition nightrider rapist intruders seditionist penetrator infiltrator gatecrasher other side saboteur nonnative mugger martian hegemon buttinsky provoker attack dog noncitizen opponent occupier obtruder defiler criminal conqueror competitor bushwhacker burglar attacker assaulter assailer assailant asperser archenemy antagonist alien