Bridge builder, maybe: Abbr.

• Crown maker: Abbr
• Drilling expert: Abbr.
• Deg. for a crowning achiever?
• Dr. with a lot of pull?
• Deg. for a dentalist. I mean a dentist
• Deg. for drillers
• Cavity-fillers' letters
• Deg. for a bridge builder?
• Lic. to drill

Wikipedia Word definitions in Wikipedia
DDS may refer to: Doctor of Dental Surgery , academic degree for dentists