- Definitions|2
- Thesaurus|1.5k
- Abbreviations|0
219 entries under adjective topic. ×
| thoroughgoing | |
| unbounded(constant, absolute, abundant, unrestrained) | |
| arrant | |
| chronic(persistent, constant, continuous, endless) | |
| extended | |
| illimitable(constant, absolute, abundant, endless) | |
| immeasurable(absolute, abundant, endless, infinite) | |
| immemorial | |
| indissoluble(strong, enduring, permanent, eternal) | |
| lengthy | |
| lifelong(permanent, durable, recurrent, perpetual) | |
| long-lived | |
| long-winded(endless, incessant, ceaseless) | |
| monotonous(persistent, constant, abundant, continuous) | |
| regular(steady, fixed, persistent, constant) | |
| relentless(continue, steady, persistent, constant) | |
| staring | |
| steadfast(set, stable, persistent, constant) | |
| termless | |
| unbreakable(strong, tough) |
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| APA | Smart Define. (2016). everlasting thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/everlasting/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "everlasting thesaurus" https://smartdefine.org/everlasting/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, everlasting thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/everlasting/thesaurus/synonyms>. |
| MLA | Smart Define. "everlasting thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/everlasting/thesaurus/synonyms> |