verb
/ˈpruːv/ proves; proved; proved or chiefly US proven /ˈpruːvən/; proving
[+ obj] :to show the existence, truth, or correctness of (something) by using evidence, logic, etc.
[+ obj] :to show that (someone or something) has a particular quality, ability, etc.
[linking verb] :to turn out to be - used to say that something or someone is eventually found to have a particular quality, ability, etc.
prove yourself
to show that you are able to do something or to succeed