Dictionary Textfile UNIX

unix text dictionary text-files

Try /usr/dict/words, /usr/share/dict/, or /var/lib/dict/.

Or google "linux dictionary text" or "linux words" and find:

http://www.linuxquestions.org/questions/linux-newbie-8/dictionary-file-in-linux-652559/
http://en.wikipedia.org/wiki/Words_(Unix)
etc.