“unacceptable” is too weak of a word to describe this.

It’s unacceptable to be late for your appointments.

It’s unacceptable to swear in front of small kids.

It’s unacceptable to be disrespectful.

Wiping out a whole nation in a genocide is abhorrent, repugnant and unconscionable.

Grow some balls Pope. Be like Jesus when he rampaged and destroyed the market place.