Related Clues:

• Quantities coming up — hold it!
• Pack it in - bar
• Pause - prevent
• End - period
• Prevent - desist
• Plug - organ knob - bus halt - period
• Red light signal
• Kitties upset no more!
• Octagonal street sign
• Surcease
• 'TMI!'
• "Halt!"
• Octagonal-sign command
• Abstain, refrain
• Kitty's back to stay