English as a second language; ESL; TESOL ; Role play (language teaching) ; Avatar; Massively Multiplayer Online Role-Playing Game; MMORPG ; Role play (pragm.) ; Unhöflichkeit; Impoliteness; Rudeness; Politeness (style of speech) ; Party talk; Hypertalk ; E-Mail; Voice mail; Chat; Computer-mediated communication ; Play (communication situation) ; Leave-taking ; Begrüssungsformeln; Wishes; Wunschformeln; Greetings ; Second language acquisition (pragm.) ; Zweitspracherwerb (pragm.) ; Interactionist hypothesis (second language acquisition) ; Conversational analysis (second language acquisition) ; English
