[Latin-based antonym for
`optimal'] Maximally bad. "This is a pessimal situation."
Also `pessimize' vt. To make as bad as possible. These words are
the obvious Latin-based antonyms for `optimal' and `optimize',
but for some reason they do not appear in most English
dictionaries, although `pessimize' is listed in the OED.
pessimizing compiler /pes'*-mi:z`ing k*m-pi:l'r/ n.
A
compiler that produces object [antonym of techspeak `optimizing
compiler'] code that is worse than the straightforward or obvious
hand translation....