argot vs jargon

argot and jargon both are nouns.

Word	Noun	Adjective	Verb	Adverb
argot	Yes	No	No	No
jargon	Yes	No	No	No

As nouns, argot and jargon are synonyms defined as:

argot and jargon: a characteristic language of a particular group (as among thieves)

Other synonyms of argot include cant, lingo, patois, slang, vernacular.

argot (noun)	jargon (noun)
a characteristic language of a particular group (as among thieves)	a characteristic language of a particular group (as among thieves)
	specialized technical terminology characteristic of a particular subject
	a colorless (or pale yellow or smoky) variety of zircon