myself vs perself

myself

pron
  • Me, as direct or indirect object the speaker as the object of a verb or preposition, when the speaker is also the subject. 

  • Personally, for my part; used in apposition to I, sometimes for simple emphasis and sometimes with implicit exclusion of any others performing the activity described. 

  • Me (as the object of a verb or preposition). 

  • In my normal state of body or mind. 

  • my name is... 

perself

pron
  • Per, themself; gender-neutral object of a verb or preposition that also appears as the subject, the reflexive form of per. 

How often have the words myself and perself occurred in a corpus of books? (source: Google Ngram Viewer )