27 entries under permanent topic. ×

2
indefinite(lasting, everlasting, unending, undying)
1
continued(lasting, everlasting, unending, undying)
1
forever(stable, constant, enduring, lasting)
1
termless(lasting, everlasting, unending, undying)
0
relentless(lasting, everlasting, unending, undying)
0
resilient(adjective, strong, tough, sturdy)
0
shatterproof(adjective, strong)
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APASmart Define. (2015). indestructible thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/indestructible/thesaurus/synonyms
ChicagoSmart Define. 2015. "indestructible thesaurus" https://smartdefine.org/indestructible/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, indestructible thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/indestructible/thesaurus/synonyms>.
MLASmart Define. "indestructible thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/indestructible/thesaurus/synonyms>