Словарь синонимов английского языка - friction

(n) 1. abrasion, rubbing, abrading, chafing, fretting, attrition, scraping, grating, erosion: Friction is always accompanied by heat. 2. disagreement, discord, conflict, contention, dispute, dissension, disharmony, controversy, dissent, bickering, argument, wrangling, ill feeling, ill will, bad blood, animosity, rivalry, hostility, antagonism, strife: Politics have always been a source of friction between them.