- Definitions|2
- Thesaurus|217
- Abbreviations|0
16 entries under perpetual topic. ×
| perennial(adjective, continue, stable, constant, enduring) | |
| eternal(adjective, pause, endless, enduring, permanent) | |
| persistent(adjective, continue, sturdy, constant, enduring) | |
| imperishable(adjective, stable, constant, enduring, lasting) | |
| long-lasting(adjective, tough, continue, sturdy, enduring) | |
| continual(adjective, stable, constant, enduring, lasting) | |
| continuing(adjective, continue, fundamental, permanent, operating) | |
| old(adjective, continue, permanent, continuing, recurrent) | |
| unceasing(continuous, lasting, permanent, everlasting) | |
| undying(adjective, continuous, enduring, lasting, permanent) | |
| lifelong(permanent, recurrent, long-term, returning) | |
| longstanding(fundamental, permanent, continuing, operating, recurrent) | |
| unchanging(steady, stable, even, constant, enduring) | |
| changeless(stable, constant, enduring, lasting, durable) | |
| diurnal(stable, constant, enduring, lasting, durable) | |
| set in concrete(expression, stable, constant, enduring, lasting) |
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| APA | Smart Define. (2016). perdurable thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/perdurable/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "perdurable thesaurus" https://smartdefine.org/perdurable/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, perdurable thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/perdurable/thesaurus/synonyms>. |
| MLA | Smart Define. "perdurable thesaurus" 3 March 2016. Web. 26 September 2026. <https://smartdefine.org/perdurable/thesaurus/synonyms> |