patois vs sawn-off

patois is a noun but sawn-off is not a noun.

Word	Noun	Adjective	Verb	Adverb
patois	Yes	No	No	No
sawn-off	No	Yes	No	No

patois (noun)	sawn-off (noun)
a regional dialect of a language (especially French); usually considered substandard
a characteristic language of a particular group (as among thieves)

patois (adjective)	sawn-off (adjective)
	shortened
	well below average height