Related Clues:

• It will return your calls
• Sonic rebound
• Say the same thing as
• Dolphin's navigation aid
• Imitative one
• Toyota sedan
• Impressionist, e.g.
• Nymph who pined away
• Water well feature
• Empty hallway sound
• Canyon sound effect
• Mimer
• Unoriginal response
• Sound for a spelunker
• Letter after delta