lingo
[noun]
Synonyms: dialect, argot, cant, jargon, patois, patter, slang, vernacular

[TahlilGaran] English Synonym Dictionary ▲

lin‧go /ˈlɪŋɡəʊ $ -ɡoʊ/ noun [countable usually singular] informal
[Date: 1600-1700; Language: Provençal; Origin: lingo 'tongue' or Portuguese lingoa, both from Latin lingua]

1. a language, especially a foreign one:
I’d like to go to Greece, but I don’t speak the lingo.

2. words or expressions used only by a particular group of people, or at a particular period of time:
academic lingo

[TahlilGaran] Dictionary of Contemporary English ▲