Step up, perhaps (5)
I believe the answer is:
stair
(Other definitions for stair that I've seen before include "section of flight" , "this could get one down" , "Step as part of flight" , "Component of flight" , "One of a 15" .)
I believe the answer is:
stair
(Other definitions for stair that I've seen before include "section of flight" , "this could get one down" , "Step as part of flight" , "Component of flight" , "One of a 15" .)