affix

Noun

• a linguistic element added to a word to produce an inflected or derived form

Verb

• attach or become attached to a stem word
  • grammatical morphemes affix to the stem
    

• add to the very end
  • He appended a glossary to his novel where he used an invented language
    

• attach to
  • affix the seal here
    

Related words

• Synonyms: 
  append , add on , supplement , stick on