Related Clues:

• Greek character is tense, failing to reach conclusion
• T, in sorority names
• A subatomic particle
• Torque's Greek letter
• T, in an honor society's name
• ... sigma, ___, upsilon ..
• Letter seen on frat row
• Frat consonant
• Greek character well on the way to being tight
• Capital of Troy?
• Two before 34-Down
• It comes three after pi
• Sorority "T"
• Big T on sorority housing
• Start of Tartarus