ethnolinguist

• a word derived from ethnolinguistics.
  ethnolinguistics

  noun

  the study of language as an aspect or part of culture, especially the study of the influence of language on culture and of culture on language.

More Suggestions

• ethnologist
• sociolinguist
• psycholinguist
• ethnonationalist
• ethnocentrism
• linguist
• extralinguistic
• sociolinguistic
• metalinguistic