conflict

noun

a serious disagreement or argument, typically a protracted one.

the eternal conflict between the sexes

dispute,quarrel,squabble,disagreement,difference of opinion,dissension,discord,friction,strife,antagonism,antipathy,ill will,bad blood,hostility,falling-out,disputation,contention,clash,altercation,shouting match,exchange,war of words,tussle,fracas,affray,wrangle,tangle,passage of/at arms,battle royal,feud,schism

verb

be incompatible or at variance; clash.

parents’ and children’s interests sometimes conflict

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