Techniques (in research) ; Research techniques ; Areallinguistik; Geolinguistik; Geolinguistics; Linguistic geography ; Sprachgeographie (phon.) ; Linguistic geography (phon.) ; Sound geography ; Language variation/Dialectology ; Regional language ; Sprachattitüde; Linguizismus; Linguicism; Prestige; Sprachliche Unsicherheit; Linguistic insecurity ; French
