Synonyms of ferrous
- 1 Syllable
- steel, firm, thick, strong, cruel
- 2 Syllables
- heavy, stubborn, steely, irons, dense, steeler, rigid, iron, ferric, robust
- 3 Syllables
- unyielding, adamant, relentless, unbending
- 4 Syllables
- immovable, implacable, obdurate, insensible
- 5 Syllables
- inexorable, indomitable, adamantine