Related Clues:

• Opposite of end-
• Prefix for plasm
• Outside heading
• Outside: Pref.
• External: Prefix
• Prefix denoting outer
• Prefix with -dermal
• It means ''outer''
• Blast or derm preceder
• Opposite of "endo"
• Prefix with -morphic
• Prefix for "plasm" or "derm"
• __-1: "Ghostbusters" auto
• End- opposite
• Outer: Pref