From Longman Dictionary of Contemporary Englishinfightingin‧fight‧ing /ˈɪnfaɪtɪŋ/ noun [uncountable] PPGSSOwhen members of the same group or organization argue, or compete with each other in an unfriendly way political infighting
Examples from the Corpus
infighting• Exhausted by infighting, humiliated by his foes, he seemed on the verge of losing his struggle with parliament.• This had provoked Democratic infighting in the Senate.• Few disciples followed him, his purist rigour being unsuited to compromise or the political infighting which wracked the sectarian Left.• The bargaining processes within the Defence commodity market are often described in the media and in Parliament as vicious inter-Service infighting.• Despite the policy agreements, the infighting over the succession to both Mitterrand and Mauroy had not at that point been resolved.• Large chunks of M16 fell to it, and the infighting between departments grew distinctly worse. 