steadfastness

noun

stead·​fast·​ness

plural -es

: the quality or state of being steadfast

Word History

Etymology

Middle English stedefastnesse, from stedefast steadfast + -nesse -ness

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

Rhymes for steadfastness

• fastness
• vastness