What are euphemism's?

Answer 1

Euphemism is the replacing of words by inoffensive or polite substitutes. Words are referred to as euphemisms when they provide a socially or politically correct means of expressing a private, awkward, or controversial subject.

(see examples at the related question and link)
Euphemism is a substitution of an agreeable word or phrase for something which would offend or something unpleasant to hear. An example of a sentence using euphemism is: He passed away. It seems less harsh than saying he died.

Answer 2

Euphemism is deliberately trying to change words or sentences that are comparatively softer

Better Words for Illness or Disability

In an email, words such as blind, diseased, or handicapped should be avoided while addressing the people with illness/disability. A professional business letter must be replace these sensitive words with euphemized words such as visually impaired, differently abled, or physically challenged

Answer 3

In the book The Giver, they used the euphemism "released" instead of "executed."