Check out the final board from a World Scrabble Championship and you might feel like you're reading a foreign language. You'd only know all those words if, like many Scrabble champions, you'd ...

Becoming a Scrabble expert requires memorizing thousands of obscure words from the far reaches of the English dictionary, like "adz" (a cutting tool), "pahoehoe" (a type of lava), and "crwth" (a ...