After completing his PhD, Trier taught at the
University of Marburg, initially as an academic assistant and following his
habilitation in 1928, as a
privatdozent. (A second, memorial festschrift was published in 1975.) Trier specialized in
Germanic linguistics, particularly in
German and later in his career in
etymology. He was one of a generation of German studies scholars in the 1920s and 1930s who turned away from philology and older languages to emphasise structures of meaning in the modern language. but was not engaged with Nazi ideology ==Personal life and death==