The state or fact of being quaint; having old-fashioned charm.(noun)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "quaintness" in a sentence
"There's a certain quaintness to the whole thing, like owning a rotary telephone."
"My paternal grandfather and his family were native Gaelic speakers (from the west coast mainland north of Skye) and his parents spoke only very little English; my grandfather and a number of his siblingsmade it their business to become fluent in English - cultural quaintness is all very well, but they had a living to make."
"It was bare to the point of discomfort, and had it not been for a certain quaintness in the shape of the few articles to be seen there, I should have experienced a decided feeling of repulsion, so pronounced was the contrast between this poverty-stricken interior and the polished bearing of its owner."