Flourish from magician, making ring disappear (7)
I believe the answer is:
prosper
'flourish' is the definition.
(synonyms)
I don't understand the rest of the clue.
Can you help me to learn more?
(Other definitions for prosper that I've seen before include "Get rich" , "like Merimee, nominally" , "Thrive, boom" , "Go well" , "Succeed, flourish" .)