Media language ; Polarization (communication research) ; Webforum; Diskussionsforum; Bulletin Board; Online-Forum; Message board; Thread; Usenet; Newsgroup; Discussion list; Internet forum ; Populism; Populismus; Agitation; Wahlkampf ; Xenophobia; Fremdenfeindlichkeit; Racism ; Ideologie und Sprache; Ideology and language; Ideology and linguistics; Ideologie und Sprachwissenschaft; Language and ideology