Sprachenpolitik; Language management; Language politics ; Sprachattitüde; Linguizismus; Linguicism; Prestige; Sprachliche Unsicherheit; Linguistic insecurity ; Sprachattitüde; Linguizismus; Linguicism; Prestige; Sprachliche Unsicherheit; Linguistic insecurity ; Language norm ; Language planning; Purification of language; Sprachpurismus; Sprachverfall; Language decay; Language cultivation ; Colloquial language