activo-passive vs mediopassive

activo-passive

adj
  • Synonym of mediopassive 

mediopassive

adj
  • Pertaining to a voice of a transitive verb that is both middle voice and passive voice or reflexive and passive voice. 

noun
  • A mediopassive construction; a phrase that uses the mediopassive voice. 

How often have the words activo-passive and mediopassive occurred in a corpus of books? (source: Google Ngram Viewer )