| Main Entry: | |
| 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: | timeless |
| Part of Speech: | adjective |
| Definition: | eternal |
| Synonyms: | abiding, ageless, always, amaranthine, constant, continual, continued, dateless, deathless, endless, enduring, everlasting, forever, illimitable, immemorial, immortal, indefinite, infinite, lasting, never-ending, perennial, permanent, perpetual, persistent, undying, unending, without end |
| 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: | yearly |
| Part of Speech: | adjective |
| Definition: | every twelve months |
| Synonyms: | annual, annually, once a year, per annum, perennial, regularly, year by year, yearlong |
| Main Entry: | repeated |
| Part of Speech: | adjective |
| Definition: | happening again |
| Synonyms: | frequent, habitual, perennial, periodic, recurrent, recurring |
| Main Entry: | lingering |
| Part of Speech: | adjective |
| Definition: | chronic |
| Synonyms: | abiding, ceaseless, confirmed, constant, continual, continuing, continuous, deep-rooted, deep-seated, enduring, ever-present, fixed, habitual, inborn, inbred, incurable, ineradicable, ingrained, inveterate, lasting, lifelong, long-lived, long-standing, obstinate, perennial, persistent, persisting, prolonged, protracted, recurrent, recurring, rooted, routine, settled, stubborn, sustained, tenacious, unabating, unmitigated, unyielding, usual |
| Main Entry: | long-lived |
| Part of Speech: | adjective |
| Definition: | continuing |
| Synonyms: | abiding, advancing, carrying on, chronic, durable, enduring, lasting, long-lasting, long-standing, maintaining, old, perdurable, perennial, permanent, persevering, persistent, persisting, progressing, pursuing, sustaining |
| Main Entry: | perdurable |
| Part of Speech: | adjective |
| Definition: | continuing |
| Synonyms: | abiding, advancing, carrying on, chronic, durable, enduring, lasting, long-lasting, long-lived, long-standing, maintaining, old, perennial, permanent, persevering, persistent, persisting, progressing, pursuing, sustaining |
| Main Entry: | protracted |
| Part of Speech: | adjective |
| Definition: | chronic |
| Synonyms: | abiding, ceaseless, confirmed, constant, continual, continuing, continuous, deep-rooted, deep-seated, enduring, ever-present, fixed, habitual, inborn, inbred, incurable, ineradicable, ingrained, inveterate, lasting, lifelong, lingering, long-lived, long-standing, obstinate, perennial, persistent, persisting, prolonged, recurrent, recurring, rooted, routine, settled, stubborn, sustained, tenacious, unabating, unmitigated, unyielding, usual |