39 entries under adjective topic. ×
| assiduous | |
| consistent | |
| durable | |
| endless | |
| enduring | |
| eternal | |
| everlasting | |
| faithful | |
| immanent | |
| immutable | |
| indissoluble | |
| interminable | |
| lasting | |
| perdurable | |
| resolute | |
| resting | |
| steadfast | |
| tenacious | |
| unfailing |
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| APA | Smart Define. (2015). spasmodic thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/spasmodic/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "spasmodic thesaurus" https://smartdefine.org/spasmodic/thesaurus/antonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, spasmodic thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/spasmodic/thesaurus/antonyms>. |
| MLA | Smart Define. "spasmodic thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/spasmodic/thesaurus/antonyms> |