in conflict, in disagreement, on bad terms, at cross purposes, at loggerheads, quarrelling, arguing, clashing, at daggers drawn, at each other's throats, at outs, estranged
at variance, not in keeping, out of keeping, out of line, out of step, in opposition, conflicting, clashing, disagreeing, differing, contrary, incompatible, contradictory, inconsistent, irreconcilable, incongruous, discrepant