The site Wordsmith.org offers a service called “A.Word.A.Day“: every day, a word or expression in English. You go receiving daily A.Word.A.Day and quotations in your email. Each week, a different topic is chosen, for example, medicine, linguistcs, etc. The subscription is free. Often the words are unknown: haggard, parapraxis, morganatic, grammatolatry, circa, ere.
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