15 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 6781 | cholecalciferol | 8,914 | acefhilor | 9 | 7,871 | 
                                        
                                                | 6782 | multitudinistic | 8,915 | cdilmnstu | 9 | 7,870 | 
                                        
                                                | 6783 | premillennially | 8,916 | aeilmnpry | 9 | 7,869 | 
                                        
                                                | 6784 | choledochectomy | 8,917 | cdehlmoty | 9 | 7,868 | 
                                        
                                                | 6785 | archididascalos | 8,920 | acdhilors | 9 | 7,867 | 
                                        
                                                | 6786 | perspicuousness | 8,923 | ceinoprsu | 9 | 7,866 | 
                                        
                                                | 6787 | unplausibleness | 8,924 | abeilnpsu | 9 | 7,865 | 
                                        
                                                | 6788 | frugiferousness | 8,925 | efginorsu | 9 | 7,864 | 
                                        
                                                | 6789 | microsporophore | 8,927 | cehimoprs | 9 | 7,862 | 
                                        
                                                | 6790 | palladodiammine | 8,927 | adeilmnop | 9 | 7,863 | 
                                        
                                                | 6791 | unpresumingness | 8,928 | egimnprsu | 9 | 7,861 | 
                                        
                                                | 6792 | unassailability | 8,934 | abilnstuy | 9 | 7,860 | 
                                        
                                                | 6793 | deindividualize | 8,935 | adeilnuvz | 9 | 7,859 | 
                                        
                                                | 6794 | microseismicity | 8,937 | ceimorsty | 9 | 7,858 | 
                                        
                                                | 6795 | scharlachberger | 8,938 | abceghlrs | 9 | 7,857 | 
                                        
                                                | 6796 | noneconomically | 8,944 | aceilmnoy | 9 | 7,855 | 
                                        
                                                | 6797 | phototactically | 8,944 | achilopty | 9 | 7,856 | 
                                        
                                                | 6798 | draggletailedly | 8,946 | adegilrty | 9 | 7,854 | 
                                        
                                                | 6799 | palaeogeography | 8,949 | aeghlopry | 9 | 7,853 | 
                                        
                                                | 6800 | antiparagraphic | 8,949 | acghinprt | 9 | 7,852 |