Case or well starter (5)
I believe the answer is:
stair
(Other definitions for stair that I've seen before include "Word linking way and well" , "Set of steps" , "One step in a series" , "that's between levels" , "one's seen in flight" .)
I believe the answer is:
stair
(Other definitions for stair that I've seen before include "Word linking way and well" , "Set of steps" , "One step in a series" , "that's between levels" , "one's seen in flight" .)