| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | without pause; endless |
| Synonyms: | abiding, ageless, always, amaranthine, boundless, ceaseless, constant, continual, continued, continuous, dateless, deathless, enduring, everlasting, forever, illimitable, immemorial, immortal, immutable, imperishable, incessant, indefinite, indestructible, infinite, interminable, lasting, never-ending, perdurable, perennial, permanent, perpetual, persistent, relentless, termless, timeless, unbroken, unceasing, undying, unending, unfading, uninterrupted, unremitting, without end |
| Antonyms: | brief, changeable, changing, ending, ephemeral, stopping, temporary, terminable, transient |
| Main Entry: | indestructible |
| Part of Speech: | adjective |
| Definition: | lasting, unable to be destroyed |
| Synonyms: | abiding, deathless, durable, enduring, everlasting, immortal, immutable, imperishable, incorruptible, indelible, indissoluble, inexterminable, inextinguishable, inextirpable, irrefragable, irrefrangible, nonperishable, permanent, perpetual, unalterable, unbreakable, unchangeable, undestroyable, undying, unfading |
| Antonyms: | breakable, destructible, perishable |
| Main Entry: | permanent |
| Part of Speech: | adjective |
| Definition: | constant, lasting |
| Synonyms: | abiding, changeless, continual, diurnal, durable, enduring, everlasting, fixed, for keeps, forever, forever and a day, immutable, imperishable, in for the long haul, indestructible, invariable, long-lasting, perdurable, perduring, perennial, perpetual, persistent, set, set in concrete, set in stone, stable, steadfast, unchanging, unfading |
| Antonyms: | ephemeral, temporary |
| Main Entry: | unchanging |
| Part of Speech: | adjective |
| Definition: | constant, permanent |
| Synonyms: | abiding, changeless, consistent, continuing, enduring, equable, eternal, even, fixed, immutable, imperishable, invariable, lasting, perpetual, rigid, same, stabile, static, unchanged, unfading, unfailing, unfluctuating, uniform, unvarying |
| Antonyms: | changeable, changing, inconstant, intermittent, temporary |
| Main Entry: | undying |
| Part of Speech: | adjective |
| Definition: | never-ending |
| Synonyms: | constant, continuing, deathless, eternal, everlasting, immortal, imperishable, indestructible, inextinguishable, infinite, interminable, perennial, permanent, perpetual, persistent, unceasing, undiminished, unended, unending, unfading |
| Antonyms: | ending, impermanent, mortal |
| Main Entry: | amaranthine |
| Part of Speech: | adjective |
| Definition: | endless |
| Synonyms: | ceaseless, continual, continuous, deathless, eternal, everlasting, immortal, infinite, never-ending, perpetual, undying, unending, unfading |
| Main Entry: | sempiternal |
| Part of Speech: | adjective |
| Definition: | eternal |
| Synonyms: | abiding, ageless, always, amaranthine, boundless, ceaseless, constant, continual, continued, continuous, dateless, deathless, enduring, everlasting, forever, illimitable, immemorial, immortal, immutable, imperishable, incessant, indefinite, indestructible, infinite, interminable, lasting, never-ending, perdurable, perennial, permanent, perpetual, persistent, relentless, termless, timeless, unbroken, unceasing, undying, unending, unfading, uninterrupted, unremitting, without end |