Uncommentable

When these gentlemen shall at length be so taught of God, as to see what Moses says in Gen i. 1, they will then throw away their theological sophistry, and understand God's eternal, powerful, uncommentable word, and become divinely wise.

2005, Stuart Sim, Jean-François Lyotard (1924-98, Chris Murray, Key Writers on Art: The Twentieth Century, page 175, Duchamp's work is held to resist critical analysis, having for Lyotard ‘something uncommentable’ about it that defeats the critic.

He was sporting his inky Italian moustaches glistering with Vaseline and perfume. Puh! How uncommentable!