Language change (semant.) ; Sprachwandel (semant.) ; Semantic change ; Sprachwandel (lex.) ; Language change (lex.) ; Vocabulary change ; Mundartforschung; Dialectology ; Neologismus; Neology (lex.) ; Lexical field ; Switzerland (German language in) ; Schweiz (dt. Sprache in der) ; Deutsch in der Schweiz; German in Switzerland; Swiss German