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

The bumps and bruises, aches, pain and fatigue that comes with air travel and sleeping in hotels and the unrelenting schedule takes its toll. —Dom Amore, Hartford Courant, 31 Mar. 2026

With live-service video games, the landscape has been increasingly defined by aggressive monetization, unrelenting promotions & crossovers, alongside escalating hardware demands, Super Animal Royale occupies a, refreshing, distinctive middle ground. —MSNBC Newsweek, 29 Mar. 2026

Checchi, in particular, barraged voters with an unrelenting flood of ads. —Mark Z. Barabak, Mercury News, 28 Mar. 2026

Despite a determined fund-raising group and an unrelenting vice mayor, the project has lagged. —Miami Herald Archives, Miami Herald, 27 Mar. 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