Celtic name. In Celtic, the name Trevor means-Wise.. Other origins for the name Trevor include-Celtic, Irish, Irish, Welsh.The name Trevor is most often used as a boy name or male name. Celtic Name Meaning-Wise.
The definition of adept is someone who is very good at a particular skill or activity. An example of someone being adept at swimming is Olympian Michael Phelps.
Ability means skill to do something. A person may have ability to bat, bowl, spin, cook food, write, repair something or sing, play guitar etc etc. Ability is related to skill part or the skill to do/perform something.