"Isn't it time now to express your appreciation in more than a few polite words?"

From anyone else these would have been polite words.

Well I just tell them to get lost in not so polite words.

He usually had a sunny smile and a polite word for everyone who passed him.

His eyes were guarded, and despite polite words, there had been no smile.

It was the first polite word I'd heard out of the boy.

She gave new meaning to the words proper and polite.

They just exchanged a few polite words, since the work sequence was clear.

Clare's polite words gave her a moment of hope, which died, however, when she saw his face.

But assassination is just a more polite word for murder.