The ability to do something properly (10)
I believe the answer is:
competence
(Other definitions for competence that I've seen before include "Ability; adequate income" , "skill" , "Efficiency; legal power" , "State of ability" , "authority" .)
I believe the answer is:
competence
(Other definitions for competence that I've seen before include "Ability; adequate income" , "skill" , "Efficiency; legal power" , "State of ability" , "authority" .)