Related Clues:

• A step up the ladder is called for
• Called and spoke
• Step of ladder
• Step up the ladder - called for
• Step in ladder
• Step on ladder
• Tolled - step on ladder
• Use it to get a step up
• Ladder unit
• Sounded, as a doorbell
• Was like a bell
• Knelled
• Signaled one's arrival
• Chair leg crosspiece
• Ladder foothold