Thesaurus.com
synonyms
  • definitions

relentless

see definition of relentless
  • adjcruel, merciless
  • adjcontinuous, neverending
Relevance ranks synonyms and suggests the best matches based on how closely a synonym’s sense matches the sense you selected.
Relevance
A-Z
Length
-
+

Synonyms for relentless

adj cruel, merciless

Antonyms for relentless

  • compassionate
  • easy
  • flexible
  • gentle
  • irresolute
  • kind
  • lenient
  • merciful
  • mild
  • nice
  • nonviolent
  • peaceful
  • remorseful
  • sympathetic
  • tame
  • tender
  • yielding
  • ending
  • intermittent
  • stopping
  • understanding
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

More words related to relentless

adamant

adjective. unyielding
  • determined
  • firm
  • fixed
  • hanging tough
  • hard-nosed
  • immovable
  • inexorable
  • inflexible
  • insistent
  • intransigent
  • obdurate
  • pat
  • relentless
  • resolute
  • rigid
  • set
  • set in stone
  • standing pat
  • stiff
  • stubborn
  • unbendable
  • unbending
  • uncompromising
  • unrelenting
  • unshakable
  • unswayable
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
  • PREVIOUS
  • NEXT