Columbia subject headings:
Anger in literature.
Envy in literature.
Literature, Medieval--History and criticism.
Literature, Medieval--Themes, motives.
Revenge in literature.
Harvard subject headings:
Anger in literature.
Emotions in literature.
Envy in literature.
Literature, Medieval--History and criticism
Literature, Medieval--Themes, motives
Negativism in literature.
Revenge in literature.
Princeton subject headings:
Anger in literature.
Envy in literature.
Literature, Medieval--History and criticism.
Literature, Medieval--Themes, motives.
Revenge in literature.