| Main Entry: | almighty |
| Part of Speech: | adjective |
| Definition: | having complete power, control |
Synonyms: |
absolute, all-powerful, invincible, mighty, omnipotent, puissant, supreme, unlimited |
Antonyms: |
insignificant, powerless, weak |
| Main Entry: | dauntless |
| Part of Speech: | adjective |
| Definition: | bold, courageous |
Synonyms: |
aweless, brave, daring, doughty, fearless, gallant, game, heroic, indomitable, intrepid, invincible, lionhearted, resolute, stouthearted, unafraid, unconquerable, undaunted, unfearing, unflinching, valiant, valorous |
Antonyms: |
afraid, daunted, discouraged, disheartened, fearful, frightened, intimidated, scared, terrified |
| Main Entry: | impregnable |
| Part of Speech: | adjective |
| Definition: | unyielding |
Synonyms: |
firm, fortified, impenetrable, indestructible, invincible, invulnerable, secure, solid, strong, unassailable |
| Main Entry: | indomitable |
| Part of Speech: | adjective |
| Definition: | steadfast, unyielding |
Synonyms: |
dogged, impassable, impregnable, insuperable, insurmountable, invincible, invulnerable, obstinate, pertinacious, resolute, ruthless, staunch, stubborn, unassailable, unbeatable, unconquerable, undefeatable, unflinching, willful |
Antonyms: |
beatable, conquerable, unstable, weak, yielding |
| Main Entry: | insurmountable |
| Part of Speech: | adjective |
| Definition: | impossible |
Synonyms: |
forget it, hopeless, impassable, impregnable, inaccessible, indomitable, ineluctable, insuperable, invincible, no way, no-win, not a prayer, overwhelming, unbeatable, unconquerable, unmasterable |
Antonyms: |
attainable, beatable, defeatable, possible, surmountable |
| Main Entry: | invincible |
| Part of Speech: | adjective |
| Definition: | indestructible |
Synonyms: |
bulletproof, impassable, impregnable, indomitable, insuperable, inviolable, invulnerable, irresistible, powerful, strong, unassailable, unattackable, unbeatable, unconquerable, undefeatable, unsurmountable, untouchable, unyielding |
Antonyms: |
beatable, breakable, conquerable, destructible |
| Main Entry: | irrefutable |
| Part of Speech: | adjective |
| Definition: | beyond question |
Synonyms: |
accurate, apodictic, can bet on it, certain, double-checked, evident, final, inarguable, incontestable, incontrovertible, indisputable, indubitable, invincible, ironclad, irrebuttable, irrefragable, irresistible, nof ifs ands or buts, obvious, odds-on, positive, proven, set, sure, unanswerable, unassailable, undeniable, unimpeachable, unquestionable |
Antonyms: |
doubtful, dubious, questionable, refutable, uncertain |
| Main Entry: | irresistible |
| Part of Speech: | adjective |
| Definition: | compelling; inescapable |
Synonyms: |
alluring, beckoning, charming, enchanting, fascinating, glamorous, imperative, indomitable, ineluctable, inevitable, inexorable, invincible, lovable, overpowering, overwhelming, potent, powerful, ravishing, scrumptious, seductive, stunning, tempting, unavoidable, unconquerable, urgent |
Antonyms: |
avoidable, escapable, resistible |
| Main Entry: | stout |
| Part of Speech: | adjective |
| Definition: | strong, brawny |
Synonyms: |
able-bodied, athletic, hard, hardy, hulking, husky, indomitable, invincible, lusty, muscular, robust, stable, stalwart, staunch, strapping, sturdy, substantial, tenacious, tough, vigorous |
Antonyms: |
weak |
| Main Entry: | impassible |
| Part of Speech: | adjective |
| Definition: | invulnerable |
Synonyms: |
invincible, protected, safe, secure, strong |
| Notes: | impassible is incapable of feeling or suffering; impassable is not capable of being passed |