(Of volcanoes) not extinct but not currently erupting (8)
I believe the answer is:
inactive
(Other definitions for inactive that I've seen before include "Still" , "Not doing anything, passive" , "sluggish" , "Quiescent" , "Dormant" .)
I believe the answer is:
inactive
(Other definitions for inactive that I've seen before include "Still" , "Not doing anything, passive" , "sluggish" , "Quiescent" , "Dormant" .)