CASE VS ASL in a Nutshell

CASE (Conceptually Accurate Signed English) and ASL are very different forms of communication. CASE is a signing system and ASL is a language. Although these forms of communication are different they still have some similarities.


  1. Clarity of production of signing and fingerspelling
  2. Use of non-manual behaviors
  3. Use of space
  4. Sign vocabulary choice and utilization
  5. Message conveyance


  1.  ASL is a language with it’s own syntax and word order
  2. CASE is signed in English word order and often involves English mouthing
  3. Uses mouth morphemes

-information provided from Transliteration: Show me the English by Jean Kelly

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