Columbia subject headings:
Lexicology.
Harvard subject headings:
Lexicology.
Roberts, Jane, 1936-.
Princeton subject headings:
English language--Middle English, 1100-1500--Lexicography.
English language--Old English, ca. 450-1100--Lexicography.
English literature--Middle English, 1100-1500--History and criticism.
English literature--Old English, ca. 450-1100--History and criticism.