20 entries under expression topic. ×

6
ecologically clean(nature, ecology, ecosystem)
6
ecologically friendly(nature, ecology, ecosystem)
6
ecologically harmless(nature, ecology, ecosystem)
6
ecologically innocuous(nature, ecology, ecosystem)
6
ecologically sound(nature, ecology, ecosystem)
6
environmental responsible(nature, ecology, ecosystem)
6
environmentally acceptable(nature, ecology, ecosystem)
6
environmentally benign(nature, ecology, ecosystem)
6
environmentally compatible(nature, ecology, ecosystem)
6
environmentally compliant(nature, ecology, ecosystem)
6
environmentally friendly(nature, ecology, ecosystem)
6
environmentally neutral(nature, ecology, ecosystem)
6
environmentally preferred(nature, ecology, ecosystem)
6
environmentally pristine(nature, ecology, ecosystem)
6
environmentally safe(nature, ecology, ecosystem)
6
environmentally sensitive(nature, ecology, ecosystem)
6
environmentally sound(nature, ecology, ecosystem)
5
physical feature(condition, weather, region, surroundings)
1
one-of-a-kind(unusual, single, unique)
0
one of a kind(unusual, single, unique)
10 years ago|1.2k views|share |citing 
APASmart Define. (2016). environment thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/environment/thesaurus/related
ChicagoSmart Define. 2016. "environment thesaurus" https://smartdefine.org/environment/thesaurus/related (accessed September 23, 2026).
HarvardSmart Define 2016, environment thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/environment/thesaurus/related>.
MLASmart Define. "environment thesaurus" 26 January 2016. Web. 23 September 2026. <https://smartdefine.org/environment/thesaurus/related>