Individual #morphology.grammar.studies  studies of the rules for forming admissible words
  >part of:  grammar.studies  theoretical_linguistics (is)
  >part:  inflectional_morphology__accidence  the part of grammar that deals with the inflections of words
  >part:  derivational_morphology  the part of grammar that deals with the derivations of words
  >part:  compound_morphology  the part of grammar that deals with combinations of simple words into compound words

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