unvulgarized

It was most fortunate for English poetry that our translation of the Bible and Shakspeare arrested our language, and, as it were, crystallized it, precisely at its freshest and most vigorous period, giving us an inexhaustible mine of words familiar to the heart and mind, yet unvulgarized to the ear by trivial associations.

The Atlantic Monthly, Volume 09, No. 51, January, 1862 Various

For their sakes Germany stands consecrated as the Holy Land of the capitalist age, just as Italy, for its painters 'sakes, is the Holy Land of the early unvulgarized Renascence; France, for its builders' sakes, of the age of Christian chivalry and faith; and Greece, for its sculptors 'sakes, of the Periclean age.

The Perfect Wagnerite, Commentary on the Ring George Bernard Shaw 1903

Perhaps Burns was the latest poet in these islands whose passion warbled forth in perfectly artless strains; and he had the advantage of using a dialect still unsubdued and unvulgarized.

Victorian Songs Lyrics of the Affections and Nature Edmund Henry Garrett 1891