Related Clues:

• Serving two purposes
• Common umlaut design
• __ carriageway (Brit's divided highway)
• ___ personality (Dr. Jekyll and Mr. Hyde trait)
• DINK part
• Shared by two or more parties
• Like some citizenships or track meets
• Reciprocated, as a feeling
• Setback for old archbishop’s double
• With 36-Down, suitable for two applications
• Jeff's partner isn't finished losing the head with twin and it's reciprocal
• Barely multiple
• Fall back, displacing new line in reciprocal arrangement
• Like a Jekyll-Hyde personality
• Lionize / Twin