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What are some of the most common euphemisms in English?
assistant
1.  Some of the most common euphemisms in English include “toilet” for “bathroom”, “restroom” for “bathroom”, and “washroom” for “bathroom”.
2.  Other terms commonly used to refer to bathrooms include “powder room”, “lavatory”, and “water closet”.
3.  In addition, “restroom” can also be used as a synonym for “toilet”, while “washroom” is often used interchangeably with “bathroom”.