Internecine (adj)
in-ter-nee-seen
of or relating to conflict or struggle within a group./characterized by great slaughter; deadly.
1655–65; < Latin internecīnus, internecīvus murderous, equivalent to internec ( āre ) to kill out, exterminate ( inter- inter- + necāre to kill) + -īnus -ine 1, -īvus -ive
Example sentences
“The rebel factions have a history of division and internecine fighting.”
