John was capable of handling his own problems.
You are not 'capable' of using 'capable' in a sentence.
Obviously you are not capable of using a word in a sentence!
You are capable of using the word capable in a sentence. The cat is capable to jump on the counter top.
Are you capable of creating a sentence with the word capability.
I am not writing a sentence using that word.
His capabilities greatly supersede those of his teammates, hence the fact that he is the star of the team.
I can give you a sentence using the word galaxy.
a sentence using the word endotracheal
This is a sentence using the word aviator.
I am saying a sentence using the word collagen.
This is a sentence using the word monomer. :P
this is a sentence using the word armchair.