Related Clues:

• It means ''height''
• Phobia opener
• Bat starter
• Prefix with ''phobia'' or 1-Across
• Prefix meaning ''height''
• Lead-in to phobia
• Prefix meaning highest
• Start to bat?
• Polis starter
• Phobia start
• The "height" part of a fear of heights
• Polis leader?
• Prefix with polis
• Height (prefix)
• Prefix with -polis