Related Clues:

• Not give up
• File, for instance
• Not toss
• File menu option
• Put in an album, say
• What you must do when the trade falls through
• Don't ditch
• Come to the rescue of
• ''___ on truckin'''
• Reliever's quest
• Don't throw away
• Observe, as the Sabbath
• Castle fortification
• Stat for a pitcher
• All but