Related Clues:

• Lets out
• Breathes out
• Completes a respiration
• Tupperware sounds
• Pats on the back?
• Relaxes, in a way
• Pats baby on the back
• Lets it all out?
• Produces secondhand smoke
• Consumer reports?
• Pats on the back, perhaps
• Tends to a baby, in a way
• Makes belching sound like baby
• Lets e'er a bit out, by the sound of it
• Post-pablum sounds