inefficaciousness
Fetched 2026-10-26 (cache).
Synonyms: efficaciousness
Antonyms: efficaciousness
Related words from Datamuse; suggestions, not definitions.
Noun
- Lack of [[efficacy]].
Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.