A look at how Tolkien developed the concept of the sin of lust in Middle-earth, giving it his own unique but linguistically-based interpretation as an intensifier of other sins, rather than using its more common, purely sexual, modern interpretation.
Hawkins, Emma B.
"Tolkien's Linguistic Application of the Seventh Deadly Sin: Lust,"
Mythlore: A Journal of J.R.R. Tolkien, C.S. Lewis, Charles Williams, and Mythopoeic Literature: Vol. 26
, Article 4.
Available at: http://dc.swosu.edu/mythlore/vol26/iss3/4