| Main Entry: | |
| 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 |
| Notes: | ferrum is the Latin name for iron, from which its chemical symbol Fe is derived; iron exists in various states of impurity and it is processed to produce cast iron, wrought iron, etc. and steel (steel is iron to which carbon and other things have been added) |
| Antonyms: | flexible, soft, weak |
| Main Entry: | iron |
| Part of Speech: | noun |
| Definition: | restraint made of metal |
| Synonyms: | bond, chain, cuffs, fetter, handcuffs, leg irons, manacles, shackles |
| Notes: | ferrum is the Latin name for iron, from which its chemical symbol Fe is derived; iron exists in various states of impurity and it is processed to produce cast iron, wrought iron, etc. and steel (steel is iron to which carbon and other things have been added) |
| Main Entry: | chain |
| Part of Speech: | noun |
| Definition: | connected metal links; jewelry made of such links |
| Synonyms: | bond, bracelet, cable, clinker, connection, coupling, fetter, iron, lavaliere, link, locket, manacle, pendant, shackle, trammel |
| Main Entry: | club |
| Part of Speech: | noun |
| Definition: | golfing tool |
| Synonyms: | brassie, cleek, driver, iron, mashie, midiron, niblick, putter, spoon, stick, wedge, wood |
| Main Entry: | gray/grey |
| Part of Speech: | adjective |
| Definition: | muted silver in color |
| Synonyms: | ash, ashen, battleship, cinereal, clouded, dingy, dove, drab, dusky, dusty, granite, heather, iron, lead, leaden, livid, mousy, neutral, oyster, pearly, peppery, powder, sere, shaded, silvered, silvery, slate, smoky, somber, stone |
| Main Entry: | hard |
| Part of Speech: | adjective |
| Definition: | rocklike |
| Synonyms: | adamantine, callous, compact, compacted, compressed, concentrated, consolidated, dense, firm, hardened, impenetrable, indurate, indurated, inflexible, iron, packed, rigid, rocky, set, solid, stiff, stony, strong, thick, tough, unyielding |
| Antonyms: | flexible, malleable, pliable, pliant, soft, yielding |
| 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: | lay |
| Part of Speech: | verb |
| Definition: | make smooth |
| Synonyms: | allay, alleviate, appease, assuage, calm, even, flatten, flush, iron, level, plane, press, quiet, relieve, steam, still, suppress |
| Notes: | to lay is to place something; to lie is to recline |
| Antonyms: | rough |
| Main Entry: | manacle |
| Part of Speech: | noun |
| Definition: | handcuff |
| Synonyms: | bond, bracelet, chain, fetter, iron, pinion, shackle |
| Notes: | a manacle (handcuff shackle) comes from Latin manus 'hand'; the ankle counterpart is fetter |