Chaucer's Bawdy:

A Survey of the Canterbury Tales for "naughty bits" vs. Moral or Ethical Instruction

Knight's Tale--ethical (romance with epic elements)

Miller's Tale--bawdy (fabliau)

Reeve's Tale--bawdy (fabliau)

Cook's Fragment--bawdy (fabliau)

Man of Law's Tale--ethical/moral (secular "saint's life")

Wife of Bath's Tale--ethical (romance)

Friar's Tale--ethical (folk tale / exemplum)

Summoner's Tale--bawdy/ethical (jest or fabliau)

Clerk's Tale--ethical (secular saint's life drawn from Boccaccio's Decameron, Day 10, Tale 10)

Merchant's Tale--bawdy (fabliau)

Squire's Tale--ethical (romance, though its ethical content may be debatable)

Franklin's Tale--ethical (Breton lai)

Physician's Tale--ethical (Roman tale drawn from Titus Livius via Gower's Confessio Amantis or Roman de la Rose)

Pardoner's Tale--ethical (exemplum and sermon, but its ethical message is delivered by a grossly unethical man)

Shipman's Tale--bawdy (fabliau)

Prioress' tale--ethical (miracle of the Virgin, but its "ethic" is also anti-Semetic)

Chaucer-the-Pilgrim's "Sir Thopas"--flakey (tail-rhyme romance, but a parody)

Chaucer-the-Pilgrim's "Tale of Melibee"--ethical (moral allegory)

Monk's Tale--ethical (medieval tragedy [fall of princes motif])

Nuns' Priest's Tale--ethical (beast fable)

Second Nun's Tale--ethical (saint's life)

Canon's Yeoman's Tale--ethical (criminal's confession, a genre much more popular in London during the next two centuries)

Parson's Tale--ethical (sermon)