Ooodict-all does contain various spelling dictionaries. As format
MySpell is used. MySpell is based on Ispell, but uses a faster
format (modified to permit fast parsing, be case sensitive).

As ISpell, MySpell is a fast screen-oriented spelling checker that
shows you your errors in the context of the original file, and
suggests possible corrections when it can figure them out.

WWW: http://lingucomponent.openoffice.org/
     http://porting.openoffice.org/freebsd/dictionary.html