Related Clues:

• Underutilize
• Needless expenditure
• Coffee grounds and orange peels, typically
• Compost collection
• Compost heap detritus
• It may be radioactive
• Undeveloped land
• Toxic ___
• Not be economical
• Become gradually weaker
• ` ` ..... not, want not' '
• ''.... not, want not''
• Refuse, garbage, rubbish
• Spend thoughtlessly or use inefficiently
• Not save around the middle, by the sound of it