- euthanize October 17, 2011 (Wordsmith)
- riparian, adj.1 and n.1 October 17, 2011 Oxford English Dictionary
- Aesopian October 17, 2011 (Merriam-Webster)
- dorsal: Dictionary.com Word of the Day October 17, 2011 (Dictionary.com)
- regurgitate October 15, 2011 (Merriam-Webster)