History of linguistics (19th century) ; History of linguistics (20th century) ; Anthropology (linguistics) ; Anthropologie (linguistische) ; Ethnolinguistics ; Phonemwandel; Sound change (phonem.) ; Sprachwandel (phonem.) ; Language change (phonem.) ; Allophonic change; Sound change (phonet.) ; Language change (phonet.) ; Sprachwandel (phonet.) ; Phonological change ; Comparative linguistics; Komparatistik; Indogermanistik; Indoeuropäische Sprachwissenschaft; Indoeuropean linguistics; Proto-Indo-European; Historical comparative linguistics ; Phonetik (Theorie) ; Phonetic theory; Theory (phonet.) ; Segmentsystem; Phonological system ; Anglo-Saxon; Old English ; English (British) ; Grossbritannien (engl. Sprache in) ; Great Britain (English language in) ; Englisch in Grossbritannien; English in Great Britain; British English