constitutionist

From constitution +‎ -ist.

constitutionist (plural constitutionists)

1. One who adheres to the constitution of the country.
   • c. 1733, Henry St John, 1st Viscount Bolingbroke, A Dissertation on Parties:

     nothing can be more reasonable than to admit the nominal division of constitutionists and anti - constitutionists , or of a court and a countryparty

• “constitutionist”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.