Author: Khan Academy via YouTube
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Roots and affixes are the keys to unlocking so much of English’s vocabulary. For a variety of Fun History Reasons™, many of the roots we use to make words in English are derived from Latin and Greek. Understanding those word-parts can make vocabulary a lot less frustrating and scary.

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Attributions:
“crazy feet, sensible shoes” by Curlew licensed under a CC 3.0 Attribution-Noncommercial-NoDerivativeWorks license

Other sound effects and music from non-copyrighted (Creative Commons Zero license) sources

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