Schichtenspezifischer Sprachgebrauch; Kode (Soziolinguistik) ; Code (sociolinguistics) ; Accommodation (sociolinguistics) ; Acculturation (sociolinguistics) ; Dialect levelling; Sprachakkomodation; Divergenz (Soziolinguistik) ; Divergence (sociolinguistics) ; Mainstreaming (sociolinguistics) ; Assimilation (sociolinguistics) ; Convergence (sociolinguistics) ; Sociolect ; History of language ; Alternation (biling.) ; Language shift (biling.) ; Sprachwechsel (biling.) ; Verkehrssprache ; Mixed language ; Sprachentod; Extinct language; Language endangerment; Bedrohte Sprache; Linguicide; Linguizid; Language death ; Afrika (dt. Sprache in) ; Africa (German language in) ; German in Africa ; Namibian Black German