Pakatan Harapan and BN have been at loggerheads in the run-up to the Johor and Negeri Sembilan state elections, fuelling speculation that their often uneasy, love-hate partnership at both the federal and state levels may be reaching breaking point.

Yet, despite the increasingly sharp exchanges between leaders of the two coalitions, political observers and analysts remain unconvinced that the public hostility reflects an irreparable split.