A good example of a euphemism would be the use of the phrase "mobile community" instead of trailer park, or "assisted living facility" for a retirement home. generally a more pleasant name for something that might not have the best connotations.
eu = good
It is a euphemism for pregnancy.
Euphemism for old.
It is a euphemism for "Good God!"
Inoperative statements is a euphemism for lies.
"Used" or "second-hand".
It is a euphemism for the word damn.
It is a euphemism for the viewing room in a funeral home.
good
It's a euphemism for 'By God' and it not from Irish Gaelic.
It's basically a euphemism for "God damn".
The swear word is a euphemism for excrement.