Unstable, turbulent (5)
I believe the answer is:
rocky
(Other definitions for rocky that I've seen before include "Unstable; stony" , "Unstable - full of crags" , "lacking 15d [STABILITY]" , "Wobbling" , "fighter making many comebacks" .)
I believe the answer is:
rocky
(Other definitions for rocky that I've seen before include "Unstable; stony" , "Unstable - full of crags" , "lacking 15d [STABILITY]" , "Wobbling" , "fighter making many comebacks" .)