Related Clues:

• Vacuuming, say
• Combat operation
• Purposeful excursion
• Biblical figure who says to God 'Make me understand how I have erred'
• Stretch of time
• Export expense
• Piece of work found in this puzzle's longer entries
• Twelve-hour shift, e.g.
• Customs payment
• Job for a gofer
• What shirkers shirk
• What an unemployed person hunts for
• It needs work
• Nine-to-five routine
• Dusting or taking out the garbage