21 entries under noun topic. ×
| perpetuity(feature, time, infinity, eternity) | |
| infinity(perpetuity, eternity, feature, state) | |
| endlessness(feature, time, infinity, perpetuity) | |
| eternity(feature, time, infinity, perpetuity) | |
| timelessness(feature, state, time) | |
| boundlessness(feature, state, time, extent) | |
| expanse(feature, time, extent) | |
| immensity(feature, time, extent) | |
| infinitude(feature, state, time, extent) | |
| limitlessness(feature, state, time) | |
| everlastingness(infinity, perpetuity, endlessness, eternity) | |
| forever(feature, time, extent) | |
| immeasurability(feature, state, time) | |
| immutability(feature, time, extent) | |
| inexhaustibility(feature, state, time) | |
| inexhaustibleness(feature, state, time) | |
| infiniteness(feature, state, time, extent) | |
| unboundedness(feature, state, time) | |
| constancy(infinity, permanence, perpetuity, eternity) | |
| endurance(infinity, permanence, perpetuity, eternity) |
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| APA | Smart Define. (2011). time frame thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/time_frame/thesaurus/antonyms |
| Chicago | Smart Define. 2011. "time frame thesaurus" https://smartdefine.org/time_frame/thesaurus/antonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2011, time frame thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/time_frame/thesaurus/antonyms>. |
| MLA | Smart Define. "time frame thesaurus" 24 May 2011. Web. 27 September 2026. <https://smartdefine.org/time_frame/thesaurus/antonyms> |