Very able, competent (6)
I believe the answer is:
useful
(Other definitions for useful that I've seen before include "Expedient" , "Very able, competent" , "Practicable" , "profitable" , "Effective" .)
I believe the answer is:
useful
(Other definitions for useful that I've seen before include "Expedient" , "Very able, competent" , "Practicable" , "profitable" , "Effective" .)