Relentless

//ɹɪˈlɛntləs// adj

adj ·Common ·High school level

Definitions

Adjective
  1. 1
    Unrelenting or unyielding in severity.

    "She sniffed, too, comprehendingly, and fixed her son with a relentless eye."

  2. 2
    Unremitting, steady and persistent.

    "In Clintonworld, the reaction to Grassley’s relentless assault on Huma is one of resignation."

Adjective
  1. 1
    never-ceasing wordnet
  2. 2
    not to be placated or appeased or moved by entreaty wordnet

Synonyms

All synonyms
unappeasableunrelentingadamantadamantineardentassiduous

Example

More examples

"The bronze armor was useless against the Saxons' relentless attack."

Etymology

From relent + -less.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.