215 entries under adjective topic. ×
| deep | |
| final | |
| forever(adverb, constant, vast, enduring) | |
| indissoluble(strong, enduring, united, everlasting) | |
| ineradicable | |
| irretrievable(fixed, unchangeable, unalterable) | |
| lifelong(hardened, lasting, confirmed, perpetual) | |
| persisting(steady, stable, persistent, constant) | |
| remaining | |
| rooted(verb, secure, usual, steady) | |
| tough(calm, strong, solid, steady) | |
| unlimited(endless, infinite, boundless, incessant) | |
| unvaried | |
| deep-rooted(calm, strong, solid, steady) | |
| equable(calm, strong, secure, firm) | |
| habitual(usual, steady, stable, regular) | |
| immovable(secure, firm, true, steady) | |
| monumental | |
| undeviating | |
| fatal |
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| APA | Smart Define. (2016). permanent thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/permanent/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "permanent thesaurus" https://smartdefine.org/permanent/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, permanent thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/permanent/thesaurus/synonyms>. |
| MLA | Smart Define. "permanent thesaurus" 26 February 2016. Web. 21 September 2026. <https://smartdefine.org/permanent/thesaurus/synonyms> |