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

In conditions like this, the unrelenting heat, stress and smoke take a toll on firefighters’ bodies. — Julian L. Gallegos, The Conversation, 27 Aug. 2026

Remmick, Jimmy Crystal and Larry Lamb share an unrelenting desire to entertain, whether performing music outside a juke joint, indulging amusement with graphic violence or delighting the British reading public with scandal and drama. — Daniel D'addario, Variety, 26 Aug. 2026

The season three premiere brought viewers to the frontlines of the war in Ukraine in absolutely brutal and unrelenting fashion. — David Hookstead Outkick, FOXNews.com, 25 Aug. 2026

Since then, the land has sat mostly empty, occupied only by an unrelenting hum. — Lauren Fichten, CBS News, 25 Aug. 2026

Word History

First Known Use

1590, in the meaning defined at sense 1

Rhymes for unrelenting

• circumventing
• complementing
• complimenting
• implementing
• orienting
• ornamenting
• reinventing
• representing
• absenting
• assenting
• augmenting
• cementing

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