Synonyms & related words for impregnable

Find synonyms, related words, and the definition of impregnable — including inexpugnable, unassailable, inviolable, impenetrable, unconquerable, invulnerable. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to impregnable

Explore words related to impregnable — words associated with it, words that go with it, and its nearest matches in meaning. Related words include impregnably, impregnability, unconquerably, assailable, impenetrableness, shellproof, invulnerably, impenetrably. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for impregnable

Common synonyms for impregnable include inexpugnable, unassailable, inviolable, impenetrable, unconquerable, invulnerable, secure, invincible — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does impregnable come from?

The word impregnable breaks down into one root of Latin origin: the root pregn-, from Latin prehendo (“seize, grasp”). Explore each root to see other English words built from the same source.