infighting

a lack of agreement or harmony continued infighting has just completely robbed that political action committee of its effectiveness Synonyms conflict, disaccord, discordance, discordancy, disharmony, dissension (also dissention), dissent, dissidence, dissonance, disunion, disunity, division, friction, discord, inharmony, schism, strife, variance, war, warfareRelated Words clash, collision, competition, contention; altercation, argument, bicker, brawl, debate, disagreement, dispute, divide, fissure; falling-out, fight, hassle, jar, miff, mix-up, quarrel, row, run-in, scrap, spat, squabble, tiff, wrangle; incompatibility, incongruence, incongruity, incongruousness, inconsistence, inconsistency, inconsonance, inharmoniousness; animosity, antagonism, antipathy, cold war, enmity, hostility, ill will, rancorNear Antonyms concurrence, cooperationAntonyms accord, agreement, concord, concordance, harmony, peace