"Cankle, a portmanteau word combining calf and ankle, refers to 'the area in affected female legs where the calf meets the foot in an abrupt, nontapering terminus,' according to Urban Dictionary. A spokeswoman for the American Podiatric Medical Association says the word is not a medical term."
Which reminds me of my favorite line ever from the show "Cheers" (which I didn't watch very often).
Lilith was pregnant, and when she came into the bar Sam said, "You look wonderful." She said, flat-voiced, "Oh really. Is it the glow of impending motherhood or the twenty pounds of water I'm retaining in my wrists and ankles?"