Columbia subject headings:
Chaucer, Geoffrey, -1400--Dictionaries.
Sex in literature.
Vulgarity in literature.
Harvard subject headings:
Bawdy poetry, English--History and criticism.
Bawdy poetry--England--History and criticism.
Chaucer, Geoffrey, -1400--Language--Glossaries, etc.
English language--Middle English, 1100-1500--Obscene words.
Sex in literature
Vulgarity in literature.
Princeton subject headings: