#hearer__listener__auditor  someone who listens attentively
  supertype:  #perceiver__observer__beholder  a person who becomes aware (of things or events) through the senses
  member of:  #audience
  subtype:  #eavesdropper  a secret listener to private conversations
     subtype:  #phone_tapper__phonetapper__tapper__wiretapper  someone who wiretaps a telephone or telegraph wire

No statement uses or specializes #hearer; click here to add one.