48 entries under permanent topic. ×
| inexhaustible(long-term, lifelong) | |
| everlasting(adjective, adverb, stable, constant, enduring) | |
| endless(adjective, huge, immense, infinite) | |
| eternal(adjective, pause, huge, endless, enduring) | |
| ageless(lasting, everlasting, unending, undying) | |
| constant(adjective, stable, enduring, lasting) | |
| continued(lasting, everlasting, unending, undying) | |
| continuing(long-term, lifelong) |
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| APA | Smart Define. (2015). forever thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/forever/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "forever thesaurus" https://smartdefine.org/forever/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, forever thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/forever/thesaurus/synonyms>. |
| MLA | Smart Define. "forever thesaurus" 15 December 2015. Web. 22 September 2026. <https://smartdefine.org/forever/thesaurus/synonyms> |