indomitable
I
adjective
bold, brave, courageous, dauntless, defiant, determined, doughty, energetic, fearless, firm, forceful, forcible, formidable, hardy, impregnable, incapable of being subdued, indefatigable, indocile, indomitus, inextinguishable, insuperable, insurmountable, intractable, invictus, invincible, irrepressible, irresistible, masterful, omnipotent, overpowering, overwhelming, persevering, plucky, potent, powerful, puissant, quenchless, recalcitrant, redoubtable, refractory, resisting, resistless, resolute, resolved, solid, sound, stable, stalwart, stanch, stiff, stout, strong, stubborn, tough, unbeatable, unconquerable, undaunted, unflinching, ungovernable, unmanageable, unquenchable, unruly, unshrinking, unsubduable, unsubmissive, unwavering, unyielding, valiant, vigorous
II
index
contumacious, formidable, inexorable, inexpugnable, infallible, inflexible, insuperable, insurmountable, intractable, invincible, irresistible, pertinacious, potent, powerful, resolute, spartan, stable, steadfast, uncontrollable, undaunted, unyielding
Burton's Legal Thesaurus.
William C. Burton.
2006