unimpeachable

Both are superbly made; in terms of production and performance and smartly written scenes, they are nigh well unimpeachable.

The childhood he spoke of was being raised by his single mother and grandmother, both of whom were from Kansas, an unimpeachable locale for those who wished to paint him as an interloper.

Wilson: To this day, the Cars’ first record is unimpeachable in every way.

In an appearance on "The View" this week, she came to Barron's defense, advocating for his right to privacy, saying, "I feel so strongly that if you are a private citizen, you have an unimpeachable right to privacy; and I think the media should leave him alone."

“But I think you'd find it unimpeachable,” Carlson said.