I'm a lurker on your list - not a linguist, just an anthropologist interested in language use - so forgive me if the format is incorrect on the following words. In Caddo: poison ivy = dan?nin? cloud = kah-cha-chí-ah sky = kah-cha-tuh Caddo linguists out there can discuss the etymology. I just thought I'd throw the words out for consideration. Dayna Lee