1. (of conflict) within a group or organization
   "an internecine feud among proxy holders" 
2. Characterized by bloodshed and carnage for both sides
   "internecine war"

See also: bloody, internal

• portmanteau word
• Porto
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• Porto Novo
• Porto Rico
• portolan
• portolano
• portrait
• portrait camera
• portrait lens
• portrait painter
• portraitist
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• portray
• portrayal
• portrayed
• portrayer
• portraying
• portress
• Portsmouth
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• Portuguese cypress
• Portuguese escudo
• Portuguese Guinea