Manage to achieve (6)
I believe the answer is:
attain
(Other definitions for attain that I've seen before include "Gain with effort" , "Reach (a particular age)" , "Manage to get" , "Reach (a specified level)" , "Fulfil" .)
I believe the answer is:
attain
(Other definitions for attain that I've seen before include "Gain with effort" , "Reach (a particular age)" , "Manage to get" , "Reach (a specified level)" , "Fulfil" .)