unrelenting

adjective

un·​re·​lent·​ing ˌən-ri-ˈlen-tiŋ 

1

: not softening or yielding in determination : hard, stern

an unrelenting leader

2

: not letting up or weakening in vigor or pace : constant

the unrelenting struggle

unrelentingly

ˌən-ri-ˈlen-tiŋ-lē 

adverb

Synonyms of unrelenting

• adamant
• stubborn
• steadfast

Examples of unrelenting in a Sentence

that professor tends to be unrelenting about deadlines

unrelenting in the pursuit of equality for all races

Recent Examples on the Web

But the adults who accompany them may also benefit from the unrelenting silliness. —Rob Hubbard, Twin Cities, 1 Feb. 2026

Williams heard from former players and coaches, who broke from the unrelenting grind of the NFL season to pick up the phone. —Andrew Callahan, Boston Herald, 1 Feb. 2026

Beth was unrelenting, dangerous and could easily have been written as a man. —Ashley Hume, FOXNews.com, 28 Jan. 2026

Veterinarians today are caught in an unrelenting tide of medical research, clinical data, and treatment protocols. —Nia Bowers, USA Today, 27 Jan. 2026

Word History

First Known Use

1590, in the meaning defined at sense 1

Rhymes for unrelenting

• circumventing
• complementing
• complimenting
• implementing
• orienting
• reinventing
• representing
• assenting
• augmenting
• cementing
• consenting
• contenting

Kids Definition

unrelenting

adjective

un·​re·​lent·​ing ˌən-ri-ˈlent-iŋ 

1

: not softening or giving in easily : hard, stern

2

: not letting up or weakening in energy or pace

our unrelenting struggle for freedom

unrelentingly adverb