The story
- Proto-Germanic*puhô
- Frankish*pokō
- Old Frenchpoche
- Anglo-Normanpoket
- Middle Englishpocket
- Englishpocket
- Japaneseポケット
- Proto-Indo-European*men-
- Proto-Indo-European*monéyeti
- Proto-Italic*man-eje-
- Proto-Italic*moneō
- Proto-Italic*monestrom
- Latinmōnstrum
- Old Frenchmonstre
- Middle Englishmonstre
- Englishmonster
- Japaneseモンスター
- Japaneseポケットモンスターclip.
- Japaneseポケモン (Pokemon)
- EnglishPokémonclip.
- EnglishPoké-
- Latinpersōna
- Englishpersonaclip.
- English todayPokésona
From Poké- (“pertaining to Pokémon or the Pokémon media franchise”) + -sona (added to a noun to describe a character of the noun's form, typically one used to represent oneself in fandom spaces).
Etymology from Wiktionary, CC BY-SA 4.0.