Answer: purist

AnswerCrossword Clue
PURISTType not susceptible to compromise
PURISTHidebound grammarian
PURISTRigid grammarian
PURISTStickler re diction, etc.
PURISTStrict traditionalist
PURISTNoncompromiser
PURISTPrecisionist
PURISTUncompromising sort
PURISTOne unlikely to compromise
PURISTFinicky grammarian
PURISTPunctilious professor, e.g.
PURISTShe's picky
PURISTStickler on usage
PURISTRigorous linguist
PURISTStrict grammarian
puristone who practises purism
puristinsistence on purity in language, style, etc.
PURISTStickler for perfection
PURISTPerfectionist.
PURISTOne solicitous about use of words.
PURISTOne oversolicitous about use of language.
PURISTStrict observer of precise usage.
PURISTOversolicitous one.
PURISTDoctrinaire.
PURISTAdvocate of nicety in language.
PURISTStickler for correctness
PURISTOne resistant to change
PURISTOne who does things by the book
PURISTOne insistent on perfection
PURISTOne intolerant of deviation
PURISTStrict adherent
PURISTStickler
PURISTFollows the rules to the letter