| Main Entry: | cold-blooded |
| Part of Speech: | adjective |
| Definition: | cruel, heartless |
Synonyms: |
barbarous, brutal, callous, cold, dispassionate, hard-boiled, hard-hearted, hardened, imperturbable, inhuman, matter-of-fact, merciless, obdurate, pitiless, relentless, ruthless, savage, steely, stony-hearted, uncompassionate, unemotional, unfeeling, unmoved |
| Notes: | cold-blooded (poikilothermic, poikilothermal) is used for creatures whose blood takes on the temperature of their environment; warm-blooded (homoiothermic, homeothermal) is having a fairly steady body temperature governed by the thermotaxic nerve mechanism |
Antonyms: |
compassionate, demonstrative, feeling, friendly, merciful, nice, sympathetic, warm-blooded |
| Main Entry: | flinty |
| Part of Speech: | adjective |
| Definition: | stern |
Synonyms: |
cruel, firm, hard, inflexible, rigid, steely, stony, unsympathetic, unyielding |
| Main Entry: | icy |
| Part of Speech: | adjective |
| Definition: | aloof |
Synonyms: |
chill, cold, distant, emotionless, forbidding, frigid, frosty, glacial, hostile, indifferent, steely, stony, unemotional, unfriendly, unwelcoming |
Antonyms: |
friendly, warm |
| Main Entry: | inflexible |
| Part of Speech: | adjective |
| Definition: | stubborn |
Synonyms: |
adamant, adamantine, determined, dogged, dyed-in-the-wool, firm, fixed, hard, hard-and-fast, immovable, immutable, implacable, indomitable, inexorable, intractable, iron, obdurate, obstinate, relentless, resolute, rigid, rigorous, set, set in one's ways, single-minded, stand one's ground, staunch, steadfast, steely, stiff, strict, stringent, unadaptable, unbending, unchangeable, uncompliant, uncompromising, unrelenting, unswayable, unyielding |
Antonyms: |
flexible, reasonable, willing, yielding |
| Main Entry: | iron |
| Part of Speech: | adjective |
| Definition: | hard, tough; inflexible |
Synonyms: |
adamant, adamantine, cruel, dense, ferric, ferrous, firm, heavy, immovable, implacable, indomitable, inexorable, insensible, obdurate, relentless, rigid, robust, steel, steely, strong, stubborn, thick, unbending, unyielding |
Antonyms: |
flexible, soft, weak |
| Main Entry: | stern |
| Part of Speech: | adjective |
| Definition: | serious, authoritarian |
Synonyms: |
ascetic, astringent, austere, bitter, bullheaded, by the book, cruel, disciplinary, dyed-in-the-wool, flinty, forbidding, frowning, grim, hang-tough, hard, hard-boiled, hard-core, hard-line, hard-nosed, hard-shell, hardheaded, harsh, implacable, inexorable, inflexible, mortified, mulish, relentless, rigid, rigorous, rough, severe, steely, stiff-necked, strict, stubborn, tough, unrelenting, unsparing, unyielding |
Antonyms: |
cheerful, funny, lenient, light, smiling, tolerant |
| Main Entry: | stiff |
| Part of Speech: | adjective |
| Definition: | hard, inflexible |
Synonyms: |
annealed, arthritic, benumbed, brittle, buckram, cemented, chilled, congealed, contracted, creaky, firm, fixed, frozen, graceless, hardened, immalleable, impliable, incompliant, indurate, inelastic, jelled, mechanical, numbed, ossified, petrified, refractory, resistant, rheumatic, rigid, set, solid, solidified, starched, starchy, stark, steely, stiff as a board, stony, taut, tense, thick, thickened, tight, unbending, unflexible, ungraceful, unsupple, unyielding, wooden |
Antonyms: |
flexible, pliable, pliant, soft |
| Main Entry: | inalterable |
| Part of Speech: | adjective |
| Definition: | inflexible |
Synonyms: |
adamant, adamantine, determined, dogged, dyed-in-the-wool, firm, fixed, hard, hard-and-fast, immovable, immutable, implacable, indomitable, inexorable, intractable, invariable, iron, ironclad, obdurate, obstinate, relentless, resolute, rigid, rigorous, set, set in one's ways, single-minded, stand one's ground, staunch, steadfast, steely, stiff, strict, stringent, unadaptable, unalterable, unbending, unchangeable, uncompliant, uncompromising, unrelenting, unswayable, unyielding |
| Main Entry: | stonyhearted |
| Part of Speech: | adjective |
| Definition: | cold-blooded |
Synonyms: |
barbarous, brutal, callous, cold*, cold-hearted, compassionless, dispassionate, hard, hard-boiled, hard-hearted, hardened, hardhearted, heartless, imperturbable, inhuman, matter-of-fact, merciless, obdurate, pitiless, relentless, ruthless, savage, steely, stony-hearted, uncompassionate, unemotional, unfeeling, unmoved |