competency
noun /ˈkɒmpɪtənsi/
  /ˈkɑːmpɪtənsi/
(also competence)
 (plural competencies)
- [uncountable, countable] competency (in something) | competency (in doing something) the ability to do something well
- [countable] (specialist) a skill that you need in a particular job or for a particular task