Related Clues:

• Moderating suffix
• Adrenal ending
• Sugary ending
• Suffix with 18-Across
• Serpent ending
• It can feminize a hero
• Like the Beach Boys' "God Only Knows"
• Like 'Ebony and Ivory'
• Self extension
• Suffix that provides a sex change
• Glass finish
• Carol addition
• Halogen ending
• Sweet ending?
• Fiend's end?