Internecine
Part of speech: adjective
Definition: Mutually destructive; most often applied to warfare. Characterized by struggle within a group, usually applied to an ethnic or familial relationship.
Internal
Part of speech: adjective
Definition: inside of somethingwithin the bodyconcerned with the domestic affairs of a nation, state or other political community.concerned with the non-public affairs of a company or other organisation
Example sentence: Nonviolence means avoiding not only external physical violence but also internal violence of spirit. You not only refuse to shoot a man, but you refuse to hate him.