impenetrableness
Fetched 2026-10-26 (cache).
Synonyms: penetrableness
Antonyms: penetrableness
Related words from Datamuse; suggestions, not definitions.
Noun
- The quality of being [[impenetrable]].
Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.