12
conservationist(noun, green, activist, naturalist, biologist)
7
green
6
naturalist(noun, expert, conservationist)
6
preservationist(noun, conservationist)
4
ecologist(noun, conservationist)
3
biologist
2
natural scientist(noun, expression, idiom)
2
tree-hugger(noun, conservationist)
1
environmentalism
1
environmentally
0
environ
0
foe
0
Green Panther
0
bacteriologist
0
botanist
0
chartist
0
conservancy
0
crusader
0
eagle freak(noun, conservationist)
0
ecologists
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APASmart Define. (2015). environmentalist thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/environmentalist/thesaurus/synonyms
ChicagoSmart Define. 2015. "environmentalist thesaurus" https://smartdefine.org/environmentalist/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, environmentalist thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/environmentalist/thesaurus/synonyms>.
MLASmart Define. "environmentalist thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/environmentalist/thesaurus/synonyms>