http://y5wnzw4e6i7srm2gqadlow5anhlaj5avdkzbwzbmrxwkygxdp7ffieqd.onion/blog/bloatfree-wotd.html
Upon opening the email (in a browser), I am pleased to note that there is indeed a pretty form of "word" : "definition", but I am extremely displeased by the ads and external links. I kind of have a feeling that this is 'standard practice' for this kind of thing, so I went ahead and created my own WOTD program.