Synonyms of relentless

Adjective


1. grim, inexorable, relentless, stern, unappeasable, unforgiving, unrelenting, implacable (vs. placable)

usage: not to be placated or appeased or moved by entreaty; "grim determination"; "grim necessity"; "Russia's final hour, it seemed, approached with inexorable certainty"; "relentless persecution"; "the stern demands of parenthood"

2. persistent, relentless, unrelenting, continual (vs. sporadic)

usage: never-ceasing; "the relentless beat of the drums"

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Definition and meaning of relentless (Dictionary)