Incapableness and Incompetency

Incapableness noun - The quality of not being capable -- physically or intellectually or legally.

Incompetency and incapableness are semantically related. In some cases you can use "Incompetency" instead a noun "Incapableness".

Incompetency noun - The lack of sufficient ability, power, or means.

Incapableness and incompetency are semantically related. You can use "Incapableness" instead a noun "Incompetency".