relentless

/ษนษชหˆlษ›ntlษ™s/

IPA: /R IH0 L EH1 N T L IH0 S/

adjective
  1. 1

    Unrelenting or unyielding in severity.

  2. 2

    Unremitting, steady and persistent.

Source: https://en.wiktionary.org/wiki/relentless