| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | unforgettable |
| Synonyms: | eerie, memorable, nagging, nostalgic, obsessive, ongoing, persistent, recurrent, repeated, spooky |
| Main Entry: | perpetual |
| Part of Speech: | adjective |
| Definition: | continual, lasting |
| Synonyms: | abiding, ceaseless, constant, continued, continuous, endless, enduring, eternal, everlasting, going on, immortal, imperishable, incessant, infinite, interminable, intermittent, never-ceasing, never-ending, perdurable, perennial, permanent, persistent, recurrent, recurring, reoccurring, repeated, repeating, repetitious, returning, sempiternal, unceasing, unchanging, undying, unending, unfailing, uninterrupted, unremitting, without end |
| Antonyms: | brief, ephemeral, fleeting, momentary, temporary, transient |
| Main Entry: | persistent |
| Part of Speech: | adjective |
| Definition: | determined; continuous |
| Synonyms: | assiduous, bound, bound and determined, bulldogged, constant, continual, dogged, endless, enduring, firm, fixed, immovable, in for long haul, incessant, indefatigable, insistent, interminable, like bad penny, never-ending, obdurate, obstinate, perpetual, perseverant, persevering, persisting, pertinacious, relentless, repeated, resolute, steadfast, steady, sticky*, stubborn, tenacious, tireless, unflagging, unrelenting, unremitting, unshakable |
| Antonyms: | lazy, relenting, surrendering, yielding |
| Main Entry: | recurrent |
| Part of Speech: | adjective |
| Definition: | repeating |
| Synonyms: | alternate, chain, continued, cyclical, frequent, habitual, intermittent, isochronal, isochronous, periodic, periodical, recurring, regular, reoccurring, repeated, repetitive, rolling |
| Antonyms: | halted, infrequent, permanent, prevented, stopped |
| Main Entry: | second |
| Part of Speech: | adjective |
| Definition: | next; subordinate |
| Synonyms: | additional, alternative, another, double, duplicate, extra, following, further, inferior, lesser, lower, next in order, other, place, repeated, reproduction, runner-up, secondary, subsequent, succeeding, supporting, twin, unimportant |
| Main Entry: | standing |
| Part of Speech: | adjective |
| Definition: | permanent |
| Synonyms: | continuing, existing, fixed, perpetual, regular, repeated |
| Antonyms: | fleeting, impermanent, temporary |
| Main Entry: | multiplied |
| Part of Speech: | adjective |
| Definition: | manifolded |
| Synonyms: | added, aggregated, amplified, augmented, compounded, duplicated, increased, reduplicated, repeated, reproduced |
| Antonyms: | decreased, divided, reduced |
| Main Entry: | reflected |
| Part of Speech: | adjective |
| Definition: | mirrored |
| Synonyms: | cast back, echoed, emulated, imitated, repeated, reproduced, returned |
| Main Entry: | repetitive |
| Part of Speech: | adjective |
| Definition: | repetitious |
| Synonyms: | boring, ceaseless, constant, continual, dull, insistent, monotonous, repeated, uninteresting, verbose |