role language
Linguistics term for stereotyped speech patterns associated with character types in fiction (e.g., old-man speech, samurai speech, feminine speech).
Role language is used to express the personality of characters in manga and anime.
Examples like 〜じゃ and 〜でござる are typical role language.
Compound of 役割 (role) + 語 (language, word). Coined in Japanese linguistics to describe stylized speech patterns.