Floccinaucinihilipilification, the declaration of an item being useless, is the longest non-medical term in the English language.
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If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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The word "impossible" dropped in use by 50% over the course of the 20th century
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The equivalents of the English saying "That's Greek to me" are "This appears to be Spanish" (German), "This is Chinese to me" (Dutch), "It's German to me" (Philippines), "It's Hebrew" (Finnish), "It's Chinese to me" (Hebrew), "Sounds like Mars language/These are chicken intestines" (China).
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Shakespeare invented over 1,700 words that we use today.
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The word "listen" contains the same letters as "silent."
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The dab of toothpaste you squeeze onto your toothbrush is called a "nurdle".
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