617 entries under adjective topic. ×
| immovable(secure, firm, solid, determined) | |
| indefatigable(strong, firm, determined, steady) | |
| invariant(even, same) | |
| monotonous(dull, regular, boring, fixed) | |
| reliable(calm, good, close, strong) | |
| trustworthy(good, close, strong, sound) | |
| indestructible(tough, stable, sturdy, enduring) | |
| level(calm, quiet, smooth, right) | |
| repeated(dull, steady, stable, regular) | |
| repetitive(continuous, repetitious) | |
| solid(verb, calm, good, strong) | |
| stubborn(secure, firm, determined, steady) | |
| tenacious(strong, tough, flat, firm) | |
| tireless(strong, firm, determined, steady) | |
| ardent(close, kind, correct, keen) | |
| connected(steady, fixed, persistent, continuous) | |
| general(reasonable, common, ordinary, natural) | |
| homogeneous(regular, fixed, persistent, even) | |
| immortal(abundant, unrestrained, endless, everlasting) | |
| obstinate(moderate, firm, determined, serious) |
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| APA | Smart Define. (2016). constant thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/constant/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "constant thesaurus" https://smartdefine.org/constant/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, constant thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/constant/thesaurus/synonyms>. |
| MLA | Smart Define. "constant thesaurus" 12 February 2016. Web. 23 September 2026. <https://smartdefine.org/constant/thesaurus/synonyms> |