In my language, there's a dictionary that for each word not only defines it, but gives multiple examples of usage from actual newspapers, books, etc. The best thing about it, is that it usually provides one of the earliest examples of the word, which is sometimes back in the 16th century. Then the rest of the examples are spread out over time, so that you can see how the usage has changed, and you can immediately tell at a glance how old any given word is.
For example, the word "sommar" (summer) is listed as this:
Is there anything that resembles this for English? Paid or otherwise.