inexorable Synonyms

adamant unrelenting intransigent grim stern unappeasable unforgiving relentless adamantine returnless steely steadfast single-minded severe predestined set remorseless rigid resolute ruthless stiff unpreventable uncompliant unbendable unstoppable brassbound unchangeable unyielding unswayable unshakable uncompromising unbending unavoidable stubborn pitiless obstinate implacable immovable hidebound hard-shell hard fixed firm fated diamantine determined destined cruel bullheaded inappeasable