Exact Match:
- internecine
- characterized by bloodshed and carnage for both sides; "internecine war"
- (of conflict) within a group or organization; "an internecine feud among proxy holders"
Synonyms:
- baneful,
- brutal,
- calamitous,
- cataclysmal,
- cataclysmic,
- catastrophic,
- consuming,
- consumptive,
- deadly,
- death-bringing,
- deathful,
- deathly,
- demolishing,
- demolitionary,
- depredatory,
- desolating,
- destroying,
- destructive,
- devastating,
- disastrous,
- doomful,
- fatal,
- fateful,
- feral,
- fratricidal,
- killing,
- lethal,
- malign,
- malignant,
- mortal,
- nihilist,
- nihilistic,
- pernicious,
- ravaging,
- ruining,
- ruinous,
- savage,
- self-destructive,
- subversionary,
- subversive,
- suicidal,
- vandalic,
- vandalish,
- vandalistic,
- virulent,
- wasteful,
- wasting,
- withering