Unpenetrable vs. Impenetrable

Unpenetrable vs. Impenetrable — Is There a Difference?
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Difference Between Unpenetrable and Impenetrable

Unpenetrableadjective

impenetrable

Impenetrableadjective

Not penetrable.

The fortress is impenetrable, so it cannot be taken.

Impenetrableadjective

(figuratively) Incomprehensible; fathomless; inscrutable.

Business jargon makes this document impenetrable, I can't understand it.

Impenetrableadjective

Opaque; obscure; not translucent or transparent.

When night falls, she cloaks the world in impenetrable darkness.

Impenetrableadjective

not admitting of penetration or passage into or through;

an impenetrable fortressimpenetrable rain forests

Impenetrableadjective

permitting little if any light to pass through because of denseness of matter;

dense smokeheavy fogimpenetrable gloom
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Impenetrableadjective

impossible to understand;

impenetrable jargon