Related Clues:

• Certain pitch
• Bend
• School of whales
• Group of whales
• Cheesecake ingredient?
• Arch
• Part of cheesecake, maybe
• Pinup's leg
• Leg, in a hard-boiled detective novel
• Herd of whales
• Tricky pitch
• Part of an old-fashioned pin-up
• Line on a graph
• It might prevent failures
• Whale group