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The letter "x" is the 24th letter of the English alphabet. Its name is often heard in the plural endings of words that have a similar sound, such as "decks" or "biotechs". The letter "x" can also represent ten, an unknown quantity, or something shaped like the letter itself. The word "xray" is a code word used for the letter x. There are many words and phrases that begin with the letter x.1234

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