Incapableness and Inability

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

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

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

Incapableness and inability are semantically related. You can use "Incapableness" instead a noun "Inability".