Related Clues:
- Employ anew
- Part of an environmental mantra
- What you must do when the trade falls through
- Don't ditch
- ''___ on truckin'''
- Ecologist's exhortation
- Get more mileage out of
- Don't throw away
- Find a new purpose for
- Observe, as the Sabbath
- Castle fortification
- Apply again
- Opposite of throw away
- Be ecological with
- Medieval castle tower