- Definitions|2
- Thesaurus|162
- Abbreviations|0
| never-failing | |
| permanently | |
| perpetuities | |
| recurrent(continuous, endless, everlasting, uninterrupted, recurring) | |
| recurring(continuous, endless, everlasting, uninterrupted) | |
| regular | |
| reoccurring(continuous, endless, everlasting, uninterrupted, recurring) | |
| repeated(continuous, endless, everlasting, uninterrupted, recurring) | |
| repeating(continuous, endless, everlasting, uninterrupted, recurring) | |
| repetitious(continuous, endless, everlasting, uninterrupted, recurring) | |
| returning(continuous, endless, everlasting, uninterrupted, recurring) | |
| termless(adjective, eternal) | |
| unbroken(adjective, eternal) | |
| uncreated | |
| undeviating | |
| unfading(adjective, eternal) | |
| unrelenting |
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| APA | Smart Define. (2015). sempiternal thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sempiternal/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sempiternal thesaurus" https://smartdefine.org/sempiternal/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, sempiternal thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sempiternal/thesaurus/synonyms>. |
| MLA | Smart Define. "sempiternal thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/sempiternal/thesaurus/synonyms> |