noun
A mild or indirect word or expression substituted for one considered too harsh or blunt.
「トイレに行く」は婉曲語の一つです。
"Going to the restroom" is one example of a euphemism.
Taboo words that are avoided, often replaced by euphemisms like 婉曲語.
Compound of 婉曲 (えんきょく, 'euphemistic, indirect') and 語 (ご, 'word, language').