unutterable

Soon after the Rwanda policy was announced, he issued an Easter message about the "unutterable tragedy" of those who had been "forced to flee their country and seek shelter far from home".

The idea of a geopolitically autonomous Europe acting independently of the United States — a vision historically dear to the French — is rapidly becoming unutterable.

He feared his heirs might become "unutterable snobs."

The whole scene was an unutterable mixture of comedy and pathos.

To my mind, these experiences rub our faces in the unutterable weirdness of existence, which transcends all our knowledge and forms of expression.