Clue: ''Sound'' opening

Answer: ULTRA

Length: 5

---

Similar Clues:

• It equals 0.3937 inch (CENTIMETER with 10 letters)
• Super Bowl to be played in the year 3968, at the current rate (MMII with 4 letters)
• Do a scathing impersonation of the 39th president? (MINCECARTER with 11 letters)
• 39th VP (AGNEW with 5 letters)
• Favorite Hall of Famer of the 39th U.S. president? (GARYCARTER with 10 letters)
• 39th vice president (AGNEW with 5 letters)
• 39th Veep (AGNEW with 5 letters)
• America's 39th President (CARTER with 6 letters)
• 39th V.P. (AGNEW with 5 letters)
• Alma mater of the 39th Pres. (USNA with 4 letters)