Still working on catching up with New Things Learned backlog (somehow I find that this project makes me less inclined to post regularly rather than more...) -- in the meantime, the fine people of Houghton-Mifflin have compiled a list of 100 words they believe every educated English-speaking high-school student ought to know:

mmm, edumacated... )

Collect 'em all! (And yes, I'm somewhat embarrassed to admit I've used all of these words, except for "moiety" which I've seen before but had to go look up. And still don't exactly understand.)
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