OVERMASTERING Synonyms: 109 Similar and Opposite Words

overmastering 1 of 2

adjective

ˌō-vər-ˈma-stə-riŋ

Definition of overmastering

as in main

coming before all others in importance a matter that should be given overmastering priority by the incoming administration

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

overmastering

2 of 2

verb

present participle of overmaster

as in overwhelming

to subject to incapacitating emotional or mental stress the student was overmastered by the stress of taking the college placement test and broke down crying

Synonyms & Similar Words

Example Sentences

Recent Examples of Synonyms for overmastering

Adjective

The delay again has created a potential cash crunch for districts during the wait for their cut — often a main revenue source for local governments — and added to the pile of complaints about the county’s decade-long property tax system upgrade.

— A.D. Quig, Chicago Tribune, 20 Sep. 2026
This sandwich gives main character energy, but don’t skip over the other items available at BoJaynes, from specialty spices to wraps.

— Justin Brown, AJC.com, 20 Sep. 2026

Definition of main

Adjective

Kenneth Walker was dominant (and record-breaking) in his regular-season Chiefs debut.

— Scott Chasen, Kansas City Star, 20 Sep. 2026
The UConn football team traveled more than 1,300 miles to meet Southern Miss in near 100-degree heat for its first road game of the season and left with a dominant, 48-20, win on Saturday night.

— Joe Arruda, Hartford Courant, 20 Sep. 2026

Definition of dominant

Verb

Military force has imposed enormous costs on both Hamas and Iran, devastating their military facilities and killing their commanders.

— NADIA SCHADLOW, Foreign Affairs, 18 Sep. 2026
The country is also recovering from devastating back-to-back earthquakes in June that have so far killed over 6,000 people.

— Syra Ortiz Blanes, Miami Herald, 5 Sep. 2026

Definition of devastating

Adjective

Orbit is Flight 14’s primary focus, and only by achieving that milestone can SpaceX move on to clear the rocket’s remaining hurdles.

— Josh Dinner, Space.com, 26 Sep. 2026
The primary bedroom overlooks the High Line, with an en-suite bathroom that has a separate soaking tub and glass shower stall.

— Matthew Sedacca, Curbed, 26 Sep. 2026

Definition of primary

Adjective

Founded in 1937, the Fashion Scholarship Fund is the fashion industry’s foremost education and workforce development nonprofit.

— Lisa Lockwood, Footwear News, 18 Sep. 2026
Making the roster more functional will be the foremost objective for whomever Crane chooses to replace Brown.

— Chandler Rome, New York Times, 15 Sep. 2026

Definition of foremost

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.

Browse Nearby Words

overmastered

overmastering

overmasters

See all Nearby Words

Cite this Entry

Style

“Overmastering.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/overmastering. Accessed 28 Sep. 2026.

Copy Citation

Synonyms of overmastering

adjective

verb

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

fungible

Popular in Grammar & Usage

Do You Need a New Language Peeve?

More Commonly Mispronounced Words

Why do we use apostrophes to show possession?

Merriam-Webster’s Great Big List of Words You Love to Hate

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Popular in Wordplay

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Back to School Vocabulary

14 Phobias You Probably Haven't Heard Of

12 Lovely and Unusual Words for the Natural World

Popular

Do You Need a New Language Peeve?

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Games & Quizzes