- Definitions|2
- Thesaurus|729
- Abbreviations|0
95 entries under certain topic. ×
| absolute(adjective, unchanging) | |
| never-failing(adjective, set, clear, sure) | |
| abiding(adjective, set, clear, fixed) | |
| boundless(adjective, unchanging) | |
| definite(adjective, good, clear, strong, solid) | |
| dyed-in-the-wool(adjective, true, constant, reliable) | |
| enduring(adjective, set, clear, steady) | |
| guaranteed(adjective, flawless, unquestionable, undisputable) | |
| inerrant(unquestionable, undisputable) | |
| lasting(adjective, fixed, reliable, continuous) | |
| positive(adjective, good, clear, strong, solid) | |
| straight(adjective, open, honest, solid) | |
| tried-and-true(adjective, good, strong, honest, solid) | |
| unchangeable(set, clear, regular, definite) | |
| unlimited(adjective, unchanging) | |
| assured(unquestionable, undisputable) | |
| bottomless(adjective, unchanging) | |
| come-through(adjective, reliable, trustworthy, unchanging) | |
| counted on(adjective, unchanging) | |
| decided(adjective, clear, definite, unquestionable) |
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| APA | Smart Define. (2016). unfailing thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unfailing/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unfailing thesaurus" https://smartdefine.org/unfailing/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, unfailing thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unfailing/thesaurus/synonyms>. |
| MLA | Smart Define. "unfailing thesaurus" 3 March 2016. Web. 27 September 2026. <https://smartdefine.org/unfailing/thesaurus/synonyms> |