#spelling  forming words with letters according to the principles underlying accepted usage
  supertype:  orthography__writing_system__writingsystem  a method of representing the sounds of a language by written or printed symbols
  subtype:  misspelling  a spelling that is incorrect
  part:  letter_of_the_alphabet__letter__alphabetic_character  the conventional characters of the alphabet used to represent speech; "his grandmother taught him his letters"

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