gaucherie vs faux pas

gaucherie and faux pas both are nouns.

Word	Noun	Adjective	Verb	Adverb
gaucherie	Yes	No	No	No
faux pas	Yes	No	No	No

As nouns, gaucherie and faux pas are synonyms defined as:

Other synonyms of gaucherie include gaffe, slip, solecism.

gaucherie (noun)	faux pas (noun)
a socially awkward or tactless act	a socially awkward or tactless act
the quality of being rustic or gauche