twaddle vs patois

twaddle and patois both are nouns.

Word	Noun	Adjective	Verb	Adverb
twaddle	Yes	No	Yes	No
patois	Yes	No	No	No

twaddle (noun)	patois (noun)
pretentious or silly talk or writing	a regional dialect of a language (especially French); usually considered substandard
	a characteristic language of a particular group (as among thieves)

twaddle (verb)	patois (verb)
speak (about unimportant matters) rapidly and incessantly