Organise rise (3,2)
I believe the answer is:
get up
I believe this clue is a double definition.
'organise' is the first definition.
(synonyms)
'rise' is the second definition.
(I know that rise can be written as get up)
(Other definitions for get up that I've seen before include "Rise to one's feet" , "Rise from bed" , "(Elaborate) dress style" , "Arise" , "Suitable term for climbing" .)