dialect (EN)
noun

noun “dialect”

sg. dialect, pl. dialects
  1. a form of a language spoken in a specific area, by a certain group, or within a community
    In the southern dialect of American English, people often say "y'all" instead of "you all."
  2. (derogatory) a way of speaking that some people think is incorrect or of lower quality than the standard language
    She can't speak the standard language, only a dialect.