Call him Dr. unless he tells you differently.
Doctor.
A dentist can either have a Doctorate of Dental Medicine (DMD) or Doctorate of Dental Surgery (DDS). The proper salutation for a dentist is Doctor.
I believe the correct address is 'Your Worship'.
Lahore
The singular possessive form of the noun dentist is dentist's.example: The dentist's waiting room was empty.
For American Consul Generals, the proper form for the addressee is The Honorable First Name Last Name. The proper salutation, however, is Dear Mr. (or Ms. or Mrs.) Last Name.
As Lt. Governor.
Ms. and then your last name.
The noun 'dentist' is a commonnoun, a general word for any person who is qualified in the care, treatment, and repair of the teeth.The noun 'dentist' is a concretenoun as a word for a person.
Honorable __________ (Insert Supervisor's Name here)
Mr. or Madam President.
"My Lord" or "Your Lordship" are both acceptable.