• The required answer is - To make a harsh or unpleasant idea sound more polite

• Euphemism:

• A figure of speech used to express something unpleasant in a mild, polite, or indirect way.

• In English literature, it is known as sublanguage or inoffensive expression.

• It softens harsh or uncomfortable ideas, making them more acceptable in speech or writing.

• Commonly used in daily conversation to handle sensitive or awkward topics.

• Examples:

• "Kick the bucket" → a polite way of saying someone has died.

• "Curvy" → a euphemism for overweight.

• Other options for contrast:

• Hyperbole: Exaggeration for humor.

• Simile: Comparing two things using "like" or "as".

• Personification: Giving non-human objects human qualities.

Source: An ABC of English Literature by M. Mofizar Rahman.