pugnacity

noun

pug·​nac·​i·​ty ˌpəgˈnasətē How to pronounce pugnacity (audio)
-sətē
-i
plural -es
Synonyms of pugnacitynext
: fighting instinct : ready response to challenge : courage, aggressiveness, truculence
some children … seem to be born fighting and never wish to repudiate their native pugnacityMargaret Hay
retain … the pugnacity developed in their struggle for full civil statusWilliam Petersen

Word History

Etymology

Latin pugnacitas, from pugnac-, pugnax + -itas -ity

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

  1. Expanded definitions
  2. Detailed etymologies
  3. Advanced search tools
  4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now

Browse Nearby Words

Cite this Entry

“Pugnacity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pugnacity. Accessed 27 Dec. 2025.

More from Merriam-Webster on pugnacity

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!