noun. The state or quality of being fusty; an ill smell from moldiness, or moldiness itself.

noun. A fusty state or quality; moldiness; mustiness; an ill smell from moldiness.

noun. The quality of being fusty

"First comes the hippy California dad – long hair, screechy kids, lots of sunny white light; then the awkward writer, all tweedy fustiness with a sepia tint; and finally the designer, dressed in requisite black geek glasses and cool blue tones."

fustily  

moldiness  mustiness