Subsidiary interest (8)
I believe the answer is:
sideline
(Other definitions for sideline that I've seen before include "Secondary activity" , "Remove from the centre of activity" , "second job" , "subsidiary source of income" , "hobby" .)
I believe the answer is:
sideline
(Other definitions for sideline that I've seen before include "Secondary activity" , "Remove from the centre of activity" , "second job" , "subsidiary source of income" , "hobby" .)