Synonyms of patois

Noun

1. slang, cant, jargon, lingo, argot, patois, vernacular, non-standard speech

usage: a characteristic language of a particular group (as among thieves); "they don't speak our lingo"

2. patois, dialect, idiom, accent

usage: a regional dialect of a language (especially French); usually considered substandard

Definition and meaning of patois (Dictionary)