1
as in conclusiveness
the capacity to persuade
the "guilty" verdict was all the proof needed of the effectiveness of the prosecutor's closing argument
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in efficacy
the power to produce a desired result
the huge upsurge in sales pretty much demonstrated the effectiveness of the new ad campaign
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in impact
the quality of an utterance that provokes interest and produces an effect
your writing lacks effectiveness because practically every sentence is in the passive voice
Synonyms & Similar Words
Example Sentences
Recent Examples of Synonyms for effectiveness
Noun
-
In addition to their individual benefits, these ingredients work together to boost the efficacy of other products in your routine and leave skin soft, supple, and radiant.—
Deanna Pai,
Vogue,
24 Aug. 2025 -
The group reviews the safety and efficacy of vaccines and helps to establish vaccine schedules to control the spread of infectious diseases.—
Kristen Jordan Shamus,
Freep.com,
23 Aug. 2025
Noun
-
The missile's ultimate impact on the war may depend on the shifting tides of diplomacy, especially if U.S. President Donald Trump succeeds in initiating peace talks.—
Katya Soldak,
Forbes.com,
22 Aug. 2025
-
The first agreement, for improvements of Pabst Farms Boulevard between Village Lane and Sawyer Road based on a traffic impact assessment, formalizes a plan in which Pabst Farms Development and Costco will pay for road costs.—
Jim Riccioli,
jsonline.com,
22 Aug. 2025
Noun
-
So, does this completely overhaul the validity of having romantic preferences?—
Mark Travers,
Forbes.com,
29 Aug. 2025
-
The son of LeBron James, Bronny has heard the nepotism criticisms ever since getting a shot at the NBA, and to be quite frank, some of that has some validity to it.—
Matthew Schmidt,
MSNBC Newsweek,
29 Aug. 2025
Noun
-
Trump, after his talks with Putin last week, dismissed the importance of a ceasefire and instead signaled an openness to some security guarantees for Ukraine.—
Robert Birsel
Shane Croucher
John Feng,
MSNBC Newsweek,
21 Aug. 2025
-
Frazier, who was a key part of the 2024 club, knows the importance of playing winning baseball.—
Kansas City Star,
Kansas City Star,
21 Aug. 2025
Noun
-
Futu’s Chen says the company remains committed to global expansion, pointing to its strength in developing new products and services such as cryptocurrency trading.—
Yue Wang,
Forbes.com,
27 Aug. 2025
-
The company tends to settle for mid-tier brands and celebrities in their marketing, straying from its core strength in winterwear, Jiang added.—
Anniek Bao,
CNBC,
27 Aug. 2025
Noun
-
Still, the significance of overcoming Senegal cannot be overstated.—
Sindiswa Mabunda,
Forbes.com,
23 Aug. 2025
-
That’s pretty much what breaking is, in terms of the dance and the historical significance of this dance.—
Lisa Deaderick,
San Diego Union-Tribune,
23 Aug. 2025
Noun
-
The Federal Reserve Act provides no authority for a Fed chair to remove another member of the Board of Governors.—
Ann Saphir,
Freep.com,
22 Aug. 2025
-
But the Trump administration said the judge did not have the authority to weigh in.—
Maureen Groppe,
USA Today,
22 Aug. 2025
Noun
-
These visitors scan for signs of credibility and impact.—
Talie Smith,
Forbes.com,
21 Aug. 2025
-
Under her tenure, DR Congo’s foreign reserves climbed from $1.2 billion to nearly $6.8 billion, inflation slowed, and the BCC’s credibility improved among investors and lenders.—
Joël Té-Léssia Assoko,
semafor.com,
20 Aug. 2025
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Cite this Entry
“Effectiveness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/effectiveness. Accessed 3 Sep. 2025.
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