com·post
                    
                                                                                                              
                                                                                                                                  ˈkäm-ˌpōst 
                                                                                                                              
             especially British  -ˌpäst
                                                      
                                                          
            
              composted; composting; composts            
        
    
                                
              
          
                                                      : to convert (a material, such as plant debris) to compost                                      
                
                    
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  Merriam-Webster unabridged




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