Definition of unrelenting:
haunting, drab, dispirited, low, depressed, dark, grim, lasting, unbendable, iron, down in the mouth, downhearted, down, dismal, roughshod, tenacious, stark, austere, black, stern, inflexible, adamantine, severe, bestial, rigorous, stubborn, sick, ghastly, disconsolate, dingy, continual, blue, unbending, remorseless, savage, pertinacious, harsh, gruesome, exacting, relentless, dour, downcast, uncompliant, macabre, vicious, unyielding, uncompromising, sorry, forbidding, unappeasable, gloomy, ruthless, brassbound, obdurate, grisly, strict, cruel, inexorable, barbarous, mordant, incompliant, brutal, dogged, fell, brutish, persistent, pitiless, dreary, merciless, intransigent, beastly, low-spirited, implacable, unforgiving, drear, die-hard, resist, morose, unmitigated, adamant, rigid, hard, brute, stiff.
- "The Eternal Maiden", T. Everett Harré.
" You are indeed unrelenting," she faltered, tears coming into her eyes; " but I cannot forget that but for you I should now be out there"- and she indicated the sea by a gesture, then covered her face with her hands, and shuddered.- "Taken Alive", E. P. Roe.
- "Complete State of the Union Addresses from 1790 to the Present", Various.