Related Clues:

• Like hip ads
• Nervously uncomfortable
• Knotted up
• Brace, in a way
• Present, e.g.
• In a tizzy
• It can be past or present
• On tenterhooks
• Drawn tight
• All wound up
• Ex-lax?
• Champing at the bit
• Bug-eyed, perhaps
• Tightly stretched
• Slack-jawed