#tone_language__tonal_language__tonallanguage  a language in which different tones distinguish different meanings
  supertype:  natural_language__naturallanguage__tongue  a human written or spoken language used by a community; opposed to e.g. a computer language
  subtype:  contour_language  register_language
  part:  tone_system__tonal_system__tonalsystem  the system of tones used in a particular language or dialect of a tone language

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