35 entries under lifelong topic. ×
| lasting(adjective, vast, permanent, diurnal) | |
| enduring(adjective, lasting, permanent) | |
| permanent(adjective, vast, lasting, diurnal) | |
| durable(adjective, lasting, permanent) | |
| eternal(adjective, vast, permanent, diurnal) | |
| everlasting(adjective, vast, permanent, diurnal) | |
| continuing(adjective, lasting, permanent) | |
| perpetual(adjective, permanent) | |
| undying(adjective, permanent) | |
| abiding(lasting, permanent) | |
| constant | |
| deep-rooted(adjective, permanent) | |
| endless(adjective, permanent) | |
| fixed(adjective, permanent) | |
| indissoluble(adjective, permanent) | |
| long-lasting | |
| perdurable | |
| perennial | |
| persisting | |
| stable(lasting, permanent) |
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| APA | Smart Define. (2016). long-term thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/long-term/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "long-term thesaurus" https://smartdefine.org/long-term/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, long-term thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/long-term/thesaurus/synonyms>. |
| MLA | Smart Define. "long-term thesaurus" 26 February 2016. Web. 28 September 2026. <https://smartdefine.org/long-term/thesaurus/synonyms> |