peculiar
Peculiar can be considered a euphemism for the other three, so that means one of the other three would not be one.
What is the difference between euphemism and dysphemism?" Dysphemism is negative words and euphemism is more towards positive words
A euphemism is a nice way of saying something... It all depends on what your "other words" are, and in many cases if there is one euphemism for something, there are also several more.
Hideous hair and very ugly
The euphemism for "criminal" could be "wrongdoer" or "offender."
The old dining table set shipped in from the manufacturer looked hideous. The barber messed up badly and made George look hideous. Hideous words escaped her mouth.
A euphemism is a polite, socially acceptable way of naming something else. For example, a public toilet being called a "comfort station", or "Sailsbury steak" as a euphemism for a hamburger.
A euphemism for fat is "pleasingly plump". A euphemism for feeling sick is feeling "under the weather". A euphemism for being fired is being "laid off".
Trousers
loathe
lie