untarnished

He hopes the big day goes untarnished.

The few lucky and untarnished ones were still a pain to enjoy.

L.A. was like the royal baby in a fairy tale, endowed with abundant gifts — glittering sunlight, dramatic landscapes and lovely beaches that remain untarnished — until the bad wizard shows up with the asterisk:

Unable to verbalize her thoughts, but with her body untarnished and ageless, a disruptive electrical current makes her presence known.

The grinding fallout from the Great Recession dragged down his approval ratings in the U.S., but views elsewhere in the world remained untarnished.