Related Clues:

• Prepare for a portrait
• Form a lap
• Word of invitation
• Skip, with "out"
• Do laps?
• Take a load off your feet
• Use the sofa
• Use a couch
• Grab a chair
• Ride the pine
• A canine command
• Emulate Whistler's mother
• Mind the tykes
• Oblige a portraitist
• Be inactive