Hmm, I'm not sure what this provides over the built-in thesaurus support¹. Perhaps, the README could include a little comparison?
¹ http://vimdoc.sourceforge.net/htmldoc/insert.html#i_CTRL-X_C...
¹ http://vimdoc.sourceforge.net/htmldoc/insert.html#i_CTRL-X_C...
Yes, I have been asked this exact question before, and I must include the comparison in the README.