Which preposition to use with idiomatic

of Occurrences 1%

Our author has a right to regard his own blank verse as highly characteristic and original: but yet Milton has contributed to its formation, and occasionally there is a striking resemblance in turn and diction, while Mr. Tennyson is the more idiomatic of the two.

than Occurrences 1%

" Gustavus Weitbreck had lived so long on his Pennsylvania farm that he even thought in English instead of in German, and, strangely enough, in English much less broken and idiomatic than that which he spoke.

Which preposition to use with  idiomatic