1. 
   Eco Freak
   Eco freak is derogatory British slang for an environmentalist.
   Found op http://www.probertencyclopaedia.com/browse/ZE.HTM
   
   
2. 
   Eco Freak
   Eco freak is derogatory British slang for an environmentalist.
   Found op http://www.probertencyclopaedia.com/browse/ZE.HTM
   
   
3. 
   Eco-Freak
   Eco-freak is slang for someone concerned with ecology and the environment.
   Found op http://www.probertencyclopaedia.com/browse/ZE.HTM
   
   
4. 
   Eco-Freak
   Eco-freak is slang for someone concerned with ecology and the environment.
   Found op http://www.probertencyclopaedia.com/browse/ZE.HTM
   
   
5. 
   ecofreak
   ecofreak A fanatical conservationist or environmentalist.
   Found op http://www.wordinfo.info/words/index/info/view_unit/2787/2
   
   
6. 
   ecofreak
   1) A fanatical conservationist or environmentalist
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/ecofreak/1
   
   

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