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

• adamant
• adamantine
• bullheaded
• dogged
• hard
• hard-nosed
• hardened
• hardheaded
• headstrong
• immovable
• implacable
• inconvincible
• inflexible
• intransigent
• mulish
• obdurate
• obstinate
• opinionated
• ossified
• pat
• pertinacious
• perverse
• pigheaded
• self-opinionated
• self-willed
• stiff-necked
• stubborn
• unbending
• uncompromising
• unyielding
• willful
• wilful

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

Additionally, Jalen Hurts had a 44-yard touchdown run of his own and ended with 70 yards on seven carries, further illustrative of how Philly’s unrelenting pressure will eventually produce cracks that crumple a hull. —J.j. Bailey, The Athletic, 21 Jan. 2025

The Big 12 so far has been as brutal and unrelenting as advertised for Tad Boyle’s rebuilding Buffs. —Sean Keeler, The Denver Post, 18 Jan. 2025

The focus of Season 2 has been Juliette's unrelenting pursuit of finding out information regarding the murder of a loved one while revealing the mysterious beginnings of the silo. —Yaakov Katz, Newsweek, 17 Jan. 2025

People whose lives and livelihoods were swallowed by an unrelenting blaze have been forced into the sort of stasis that accompanies the first few days after a crisis erupts. —Mel Buer, The Mercury News, 15 Jan. 2025

Word History

First Known Use

1590, in the meaning defined at sense 1

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