| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | ruthless |
| Synonyms: | barbarous, bloodthirsty, cruel, dog-eat-dog, ferocious, hard as nails, merciless, pitiless, relentless, savage, unprincipled, vicious |
| Main Entry: | competitive |
| Part of Speech: | adjective |
| Definition: | willing to oppose |
| Synonyms: | aggressive, ambitious, antagonistic, at odds, combative, competing, cutthroat, dog-eat-dog, emulous, killer instinct, killer*, opposing, rival, streetwise, vying |
| Antonyms: | noncompetitive, unambitious |
| Main Entry: | destructive |
| Part of Speech: | adjective |
| Definition: | injurious, devastating |
| Synonyms: | annihilative, baleful, baneful, calamitous, cancerous, cataclysmic, catastrophic, consumptive, cutthroat, damaging, deadly, deleterious, detrimental, dire, disastrous, eradicative, evil, extirpative, fatal, fell, harmful, hurtful, internecine, lethal, lethiferous, mortal, noisome, noxious, pernicious, pestiferous, pestilential, ruinous, slaughterous, suicidal, toxic, venomous, wrackful, wreckful |
| Antonyms: | aiding, assisting, building, creative, helpful, productive |
| Main Entry: | dog-eat-dog |
| Part of Speech: | adjective |
| Definition: | viciously competitive |
| Synonyms: | aggressive, brutal, competitive, cutthroat, every person for themselves, fierce, merciless, ruthless, unmerciful, vicious, voracious, without mercy |
| Main Entry: | fierce |
| Part of Speech: | adjective |
| Definition: | violent, menacing |
| Synonyms: | angry, animal, ape, awful, barbarous, bloodthirsty, blustery, boisterous, bold, brutal, brutish, cruel, cutthroat, dangerous, enraged, fell, feral, ferocious, fiery, flipped, frightening, furious, horrible, howling, impetuous, infuriated, intense, malevolent, malign, murderous, passionate, powerful, primitive, raging, raving, relentless, savage, stormy, strong, tempestuous, terrible, threatening, tigerish, truculent, tumultous/tumultuous, uncontrollable, untamed, vehement, venomous, vicious, wild |
| Antonyms: | calm, gentle, kind, meek, nonviolent, peaceful, tame, tender, unthreatening |
| Main Entry: | merciless |
| Part of Speech: | adjective |
| Definition: | mean, heartless |
| Synonyms: | barbarous, callous, compassionless, cruel, cutthroat, dog-eat-dog, fierce, gratuitous, grim, hard, hardhearted, harsh, hatchet job, having a killer instinct, implacable, inexorable, inhumane, iron-fisted, mean machine, mortal, pitiless, relentless, ruthless, severe, unappeasable, uncalled-for, unfeeling, unflinching, unforgiving, unmerciful, unpitying, unrelenting, unsparing, unsympathetic, unyielding, wanton |
| Antonyms: | giving, kind, merciful, nice, sparing, sympathetic |
| Main Entry: | pitiless |
| Part of Speech: | adjective |
| Definition: | without mercy or care |
| Synonyms: | austere, barbarous, brutal, callous, cold*, coldblooded, coldhearted, cruel, cutthroat, dog-eat-dog, frigid, hardhearted, harsh, hatchetjob, heartless, implacable, indifferent, inexorable, inhuman, inhumane, insensible, killer instinct, mean, merciless, obdurate, relentless, remorseless, ruthless, satanic, savage, soulless, stony |
| Antonyms: | charitable, kind, merciful, sympathetic |
| Main Entry: | rival |
| Part of Speech: | adjective |
| Definition: | opposing |
| Synonyms: | battling, combatant, combating, competing, competitive, conflicting, contending, contesting, cutthroat, disputing, emulating, emulous, equal, opposed, striving, vying |
| Antonyms: | assisting, associate, supporting |
| Main Entry: | ruthless |
| Part of Speech: | adjective |
| Definition: | mean, heartless |
| Synonyms: | adamant, barbarous, brutal, callous, cold, cold-blooded, cruel, cutthroat, dog-eat-dog, feral, ferocious, fierce, grim, hard, hard-hearted, harsh, implacable, inexorable, inhuman, ironfisted, killer, malevolent, merciless, mortal, obdurate, pitiless, rancorous, relentless, remorseless, revengeful, sadistic, savage, severe, stern, stony, surly, unappeasable, unfeeling, unforgiving, unmerciful, unrelenting, unsympathetic, unyielding, vicious, vindictive, without pity |
| Antonyms: | compassionate, considerate, gentle, giving, kind, nice, sympathetic |