Related Clues:

• It may be perfect under pressure
• Rigid; verb form
• Present, possibly, but not together?
• What could be perfect, though far from comfortable
• Unrelaxed; form of verb
• Stretched tight or rigid
• Future perfect? Could be stressful
• Is it present in great ensemble? It is
• Uptight part of verb
• Numbers wanting drug, getting anxious
• Suffering from strain? Pain-relief technique should take effect at the start
• A column of numbers — nine, finally — is drawn
• Support Poles enlisted, making the future perfect?
• A number seem oddly anxious
• Stretched rigid