1in·com·pe·tent 
/ɪnˈkɑ:mpətənt/ adjective
/ɪnˈkɑ:mpətənt/ adjective [more incompetent; most incompetent] : not competent: such as a : lacking necessary ability or skills
▪ an incompetent worker/doctor ▪ He is too incompetent to be trusted with such an important responsibility. ▪ The patient is mentally incompetent.
b law : not able to take part in a trial
▪ The defendant was declared incompetent to stand trial. ▪ an incompetent witness
▪ an incompetent worker/doctor ▪ He is too incompetent to be trusted with such an important responsibility. ▪ The patient is mentally incompetent.
b law : not able to take part in a trial
▪ The defendant was declared incompetent to stand trial. ▪ an incompetent witness
— in·com·pe·tent·ly adverb
▪ The investigation was handled incompetently.
▪ The investigation was handled incompetently.
