Related Clues:

• Plex opener
• One less than quadri-
• Start for "athlete" or "focals"
• Cycle or angle lead-in
• City or state lead-in
• Square root of nona-
• Prefix with valent
• Plex prefix
• Cycle start?
• Pod or motor preceder
• Penta- minus two
• Prefix for angular
• Prefix with sect or cycle
• TNT's first T
• Thrice, to a pharmacist