fashionable vs modern

fashionable is not a noun while modern is a noun.

Word	Noun	Adjective	Verb	Adverb
fashionable	No	Yes	No	No
modern	Yes	Yes	No	No

fashionable (noun)	modern (noun)
	a typeface (based on an 18th century design by Gianbattista Bodoni) distinguished by regular shape and hairline serifs and heavy downstrokes
	a contemporary person

fashionable (adjective)	modern (adjective)
being or in accordance with current social fashions	belonging to the modern era; since the Middle Ages
having elegance or taste or refinement in manners or dress	relating to a recently developed fashion or style
popular and considered appealing or fashionable at the time	characteristic of present-day art and music and literature and architecture
	ahead of the times