... not, want not (5)
I believe the answer is:
waste
(Other definitions for waste that I've seen before include "Use carelessly" , "Uncultivated area" , "Not use effectively" , "Squander; spoil" , "Unwanted material" .)
I believe the answer is:
waste
(Other definitions for waste that I've seen before include "Use carelessly" , "Uncultivated area" , "Not use effectively" , "Squander; spoil" , "Unwanted material" .)