- Definitions|2
- Thesaurus|1.5k
- Abbreviations|0
possible profanity
36 entries under permanent topic. ×
| forever(adjective, pause, huge, endless, enduring) | |
| indissoluble(adjective, enduring, everlasting, remaining) | |
| lifelong(adjective, durable, recurrent, perpetual) | |
| long-lasting(adjective, continuous, enduring, lasting) | |
| stable(adjective, wild, steady, regular, persistent) | |
| deep-rooted(adjective, long-term, lifelong) | |
| ongoing(adjective, continue, constant, continuous) | |
| connected(adjective, steady, persistent, constant, continuous) | |
| in for the long haul(expression, vast, enduring, lasting) | |
| indelible(adjective, long-term, lifelong) | |
| inexpungible(vast, long-term, lifelong, diurnal) | |
| longstanding(vast, recurrent, perpetual, long-term) | |
| neverending(adjective, persistent, constant, continuous, vast) | |
| old(recurrent, perpetual, long-term, lifelong) | |
| persisting(adjective, steady, stable, persistent, constant) | |
| till the cows come home(expression, idiom, vast, long-term) |
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| APA | Smart Define. (2016). eternal thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/eternal/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "eternal thesaurus" https://smartdefine.org/eternal/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, eternal thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/eternal/thesaurus/synonyms>. |
| MLA | Smart Define. "eternal thesaurus" 11 March 2016. Web. 25 September 2026. <https://smartdefine.org/eternal/thesaurus/synonyms> |