http://u.qdnx.org/file/rozzin-20140128T132903-kw4yck5.html
#q “These #words are the obvious Latin-based antonyms for "optimal" and "optimise", but for some reason they do not appear in most English dictionaries, although "pessimise" is listed in the OED.” http://status.hackerposse.com/url/4882