and at number 7...

Peloton. The French word for the main pack of cyclists in a bicycle race. One can only guess that Lance had something to do with the popularity of the word this year. I'm a fan of words and have subscribed to the A.Word.A.Day service for years now. Everyday, another new word. I can't say I use my newfound daily vocabulary nearly enough, even when it seems like the condign thing to do...