I use:

http://www.yourdictionary.com/

went from there to:

http://www.yourdictionary.com/languages.html#table

and from there to:

http://www.yourdictionary.com/languages/romance.html

and eventually got to here:

http://lysy2.archives.nd.edu/cgi-bin/words.exe

(I saw .exe and worried, but it worked fine on a mac; it all happens at the site, nothing installed on my iMac)

yourdictionary also has a great little gizmo that goes in your toolbar:

http://www.yourdictionary.com/lkupbttn.html


formerly known as etaoin...