modishness vs chichi

modishness and chichi both are nouns.

Word	Noun	Adjective	Verb	Adverb
modishness	Yes	No	No	No
chichi	Yes	Yes	No	No

As nouns, modishness and chichi are synonyms defined as:

Other synonyms of modishness include chic, chicness, last word, smartness, stylishness, swank.

modishness (noun)	chichi (noun)
elegance by virtue of being fashionable	elegance by virtue of being fashionable
	someone who dresses in a trendy fashionable way

modishness (adjective)	chichi (adjective)
	affectedly trendy and fashionable