in ‧ com ‧ pe ‧ tence /ɪnˈkɒmpətəns, ɪnˈkɒmpɪtəns $ -ˈkɑːm-/ BrE AmE noun [uncountable]
lack of the ability or skill to do a job properly OPP competence
managerial/professional etc incompetence
allegations of professional incompetence
The report blamed police incompetence for the tragedy.