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| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | invincible |
| Synonyms: | bulletproof, impassable, impenetrable, impregnable, indestructible, powerful, secure, strong, unbeatable, untouchable |
| Main Entry: | impervious |
| Part of Speech: | adjective |
| Definition: | unable to be penetrated |
| Synonyms: | closed to, hermetic, immune, impassable, impassive, impenetrable, impermeable, imperviable, inaccessible, invulnerable, resistant, sealed, tight, unaffected, unapproachable, unmoved, unpierceable, unreceptive, watertight |
| Antonyms: | exposed, open, penetrable, responsive, sensitive, vulnerable |
| 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: | 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: | sacred |
| Part of Speech: | adjective |
| Definition: | protected |
| Synonyms: | dedicated, defended, guarded, immune, inviolable, inviolate, invulnerable, sacrosanct, secure, shielded, untouchable |
| Antonyms: | open, unprotected, vulnerable |
| Main Entry: | safe |
| Part of Speech: | adjective |
| Definition: | free from harm |
| Synonyms: | buttoned up, cherished, free from danger, guarded, home-free, impervious, impregnable, in safety, intact, inviolable, invulnerable, maintained, okay*, out of danger, out of harm's way, preserved, protected, safe and sound, safeguarded, secure, sheltered, shielded, sitting pretty, snug, tended, unassailable, undamaged, under lock and key, under one's wing, unharmed, unhurt, uninjured, unmolested, unscathed, unthreatened, vindicated, watched |
| Antonyms: | exposed, unguarded, unprotected, unsafe, vulnerable |
* = informal/non-formal usage
| Main Entry: | tight |
| Part of Speech: | adjective |
| Definition: | close, snug |
| Synonyms: | bound, clasped, close-fitting, compact, constricted, contracted, cramped, crowded, dense, drawn, enduring, established, fast, firm, fixed, hidebound, inflexible, invulnerable, narrow, quick, rigid, secure, set, skintight, solid, stable, steady, stiff, strained, stretched, strong, sturdy, taut, tenacious, tense, thick, tightened, unbending, unyielding |
| Notes: | the choice of 'tight' or 'tightly' depends on whether it is the result or the application that is emphasized; if it is an enduring state, you would use 'tight' |
| Antonyms: | comfortable, free, loose, open, slack |
| Main Entry: | unbreakable |
| Part of Speech: | adjective |
| Definition: | strong, tough |
| Synonyms: | adamantine, armored, brass-bound, durable, everlasting, firm, incorruptible, indestructible, infrangible, invulnerable, lasting, nonbreakable, perdurable, resistant, rugged, shatterproof, solid, tight, toughened, unshakable, unyielding |
| Antonyms: | breakable, delicate, fragile, weak |
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2013 by the Philip Lief Group.
Cite This Source
Copyright © 2013 by the Philip Lief Group.
Cite This Source
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
