What does euphemism mean?

A mild or indirect word or expression substituted for one considered to be too harsh or blunt when referring to something unpleasant or embarrassing; an innocuous word or expression used in place of one that may be found offensive or suggest something unpleasant

Examples:

Euphemism of "die" is "pass away"

Euphemism of "old people" is "senior citizens"

answer: third

explanation:

what is the question that you are asking