Related Clues:

• Tighten (up)
• In need of a massage, maybe
• Linguist's subject
• In need of a rubdown
• Cliff-hanging
• Not loosey-goosey
• Needing a massage, say
• Past condition?
• Past, present or future
• Nail-biting
• Suspense-filled
• Frazzled
• Feeling nervous
• In need of a backrub
• Grammarian's subject