Gentlewomanlike

She is good-looking, civil, and gentlewomanlike.

Source: wiktionary

His wife, who was a coarse, vulgar woman, in the meantime died, and he afterwards married the daughter of an innkeeper , who proved as gentlewomanlike as the other had been the reverse, and who is very pretty besides.

Source: wiktionary

Those who have marked her conduct during her maidenhood, her distinguished politeness, her spotless modesty of demeanour, her unalterable coolness under all circumstances, and her lofty and gentlewomanlike bearing, must be sure that her married conduct would equal her spinster behaviour, and that Rowena the wife would be a pattern of correctness for all the matrons of England.

Source: wiktionary

For you shall have some, yea many thousands, that live uppon nothing els, and yet go clothed gentlewomanlike both in their silks, and otherwyse, with their fingers clogged with rings, their wrists with bracelets and jewels, and their purses full of gold and silver.

Source: wiktionary