Euphemistic

"Going to the little girl's room" is an euphemistic expression for "going to the toilet."

Most languages have euphemistic expressions to describe death and dying.

The Western narrative about "freedom and democracy" is just a euphemistic way to say that Westerners are a master race that should lead the world.

Taking these cues, I rewrote and rewrote the proposal couching my problem in the bland, euphemistic language that I was rapidly learning is the lingua franca of the corporate world.