The story
- Proto-Indo-European*h₁én
- Proto-Italic*en
- Proto-Italic*en-
- Latinin-
- Middle Englishin-
- Englishim-
- Latinpersōna
- Anglo-Normanpersoune
- Middle Englishpersoun
- Englishperson
- Englishimpersonate
- English todayimpersonator
From impersonate + -or.
Etymology from Wiktionary, CC BY-SA 4.0.