lingo vs argot

lingo and argot both are nouns.

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

As nouns, lingo and argot are synonyms defined as:

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

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

lingo (noun)	argot (noun)
a characteristic language of a particular group (as among thieves)	a characteristic language of a particular group (as among thieves)