Related Clues:

• Tetra- minus one
• 60% of penta-
• Motor or focal preceder
• Hexa- halved
• Linear lead-in
• Start with athlete or cycle
• Prefix with cuspid
• Lineal lead-in
• Three, in word combinations
• Three, up front
• ''Angular'' prefix
• __-state area
• Starter for some athletes?
• Less than quadri-
• Angle starter