masked · hidden · threat · terror · dread · menace · lurking · invisible · stranger · void · darkness · phantom · specter · horde · swarm · drone · soldier · war
IDEA.org / Words / faceless enemy
Related — anonymous (Of unknown origin); shadowy (Obscured by darkness); unseen (Not perceived visually); unknown · nameless · masked · hidden · threat · terror · dread · menace · lurking · invisible
identity and recognitionfaceless enemy ≠ archenemy Principal antagonist; sworn enemy · public enemy
relationship and familiarityfaceless enemy ≠ trusted ally Reliable supportive companion; dear friend · familiar face · bosom buddy
identifiabilityfaceless enemy ≠ public enemy number one Most hunted criminal designation; sworn enemy · arch-nemesis
Word data: Linguabase (CC0) · www.idea.org/words/faceless_enemy