INEFFICACY Synonyms: 21 Similar and Opposite Words

inefficacy

noun

Definition of inefficacy

as in ineffectiveness

Related Words

Relevance

Dissimilar Words

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of inefficacy The impunity of the powerful was measured by the inefficacy of the outraged. — Joshua Rothman, New Yorker, 24 Feb. 2026 When on day five of his mayoralty Zohran Mamdani acknowledged the inefficacy of homeless sweeps and avowed to end them, street homeless adults, advocates, and attorneys rejoiced. — Deborah Berkman, New York Daily News, 24 Feb. 2026 And the broader issue is that despite all the evidence showing its inefficacy, TANF reform still hasn't happened. — Aisha Nyandoro, Forbes.com, 3 Feb. 2026 As research highlighted the inefficacy and unintended consequences of these laws, states rolled them back or modified them, mostly by partially repealing them or reducing the severity of mandatory sentences. — John Leverso, The Conversation, 26 Feb. 2025 See All Example Sentences for inefficacy

Recent Examples of Synonyms for inefficacy

Noun

Unfortunately, his ineffectiveness has begun to drastically affect Miami’s passing attack.

— Miami Herald, Miami Herald, 20 Sep. 2026
After injuries and ineffectiveness derailed his season, the Cubs are trying to sell Cabrera on being this year’s version of Roki Sasaki, who suddenly clicked out of the bullpen during the Dodgers’ 2025 World Series run.

— Patrick Mooney, New York Times, 16 Sep. 2026

Definition of ineffectiveness

Noun

What began as clever improvisation eventually becomes institutionalized inefficiency.

— Kevin Brady, Forbes.com, 22 Sep. 2026
Leaders should understand their current processes, identify the biggest sources of inefficiency, and establish measurable objectives before selecting a technology.

— Arthur Zaczkiewicz, Footwear News, 16 Sep. 2026