Having an even surface (5)
I believe the answer is:
level
(Other definitions for level that I've seen before include "Equal; flat" , "Flat, even" , "Even; a plane" , "Storey - stage" , "Standard" .)
I believe the answer is:
level
(Other definitions for level that I've seen before include "Equal; flat" , "Flat, even" , "Even; a plane" , "Storey - stage" , "Standard" .)