Related Clues:

• Antsy
• Unsettled
• Ready to snap
• Showing strain
• Strung out
• Present, for example
• Language study topic
• Perfect, e.g.
• Stretched tight
• Rigidly formal
• Past or future, e.g.
• Wound-up
• Working ___
• Like a Hitchcock audience, typically
• Future or past