We don't have synonyms for orthoepists yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are orthoepist, orthopedists and orthoptists.
(n) :
An expert at orthoepy: a person who studies the pronunciation of words, especially (historical) one of the orthoepists, 16th- and 17th-century linguists who tried to establish standard English pronunciations and spellings.
(n) :
An expert at orthoepy: a person who studies the pronunciation of words, especially (historical) one of the orthoepists, 16th- and 17th-century linguists who tried to establish standard English pronunciations and spellings.