4 entries under state topic. ×

3
ecologically friendly(expression, adjective, characteristic, environment)
1
conservational(adjective, characteristic, position)
1
inexhaustible(adjective, characteristic, situation)
1
sustaining(adjective, characteristic, position)
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APASmart Define. (2016). sustainable thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/sustainable/thesaurus/synonyms
ChicagoSmart Define. 2016. "sustainable thesaurus" https://smartdefine.org/sustainable/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, sustainable thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/sustainable/thesaurus/synonyms>.
MLASmart Define. "sustainable thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/sustainable/thesaurus/synonyms>