The P.S. at the end of a letter stands for Post Script.
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The technical term for a cat’s hairball is a “bezoar.”
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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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Floccinaucinihilipilification, the declaration of an item being useless, is the longest non-medical term in the English language.
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The six official languages of the United Nations are Arabic, Chinese, English, French, Russian, and Spanish.
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'⸮' is a punctuation mark that was first proposed in the 1580s to denote sarcasm or irony.
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The word "clitoris" comes from the Greek word meaning "side of a hill".
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