tailwind
noun
                                                                                                                            
                                                            tail·wind
                    
                                                                                                              
                                                                                                                                  ˈtāl-ˌwind  
                                                      
                                                          
            
            
               plural tailwinds            
        
    1
                    
                                          
              
          
                                                      : a wind having the same general direction as a course of movement (as of an aircraft)                                      
                
                    
2
                    
                                          
              
          
                                                      : a force or influence that advances progress toward an improved condition                                      
              
                             
… the strengthening housing market should be providing tailwinds for home improvement retailers.— Katherine Peralta
Katherine Peralta
                                       Medicare reform is a thorny problem even when the political tailwinds are favorable.— Russ Wiles
Russ Wiles
                         
                
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  Merriam-Webster unabridged




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