Related Clues:

• Anxious - future, perhaps?
• Taut - timely verbal indication
• Held in tension
• Very nervous
• Tension-filled
• In a nervous state
• Strained - form of verb
• Under stress
• Angst-ridden
• Spy-movie review adjective
• Allowing no play
• Needing to chill out
• Even in the past it makes one anxious
• In need of a massage, perhaps
• Without much slack