13 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 6781 | splinterproof | 7,898 | efilnoprst | 10 | 7,870 | 
                                        
                                                | 6782 | thremmatology | 7,898 | aeghlmorty | 10 | 7,871 | 
                                        
                                                | 6783 | uncrampedness | 7,898 | acdemnprsu | 10 | 7,872 | 
                                        
                                                | 6784 | magisterially | 7,899 | aegilmrsty | 10 | 7,866 | 
                                        
                                                | 6785 | nonsufferable | 7,899 | abeflnorsu | 10 | 7,867 | 
                                        
                                                | 6786 | reacclimating | 7,899 | acegilmnrt | 10 | 7,869 | 
                                        
                                                | 6787 | impersonalism | 7,899 | aeilmnoprs | 10 | 7,865 | 
                                        
                                                | 6788 | dorsocephalad | 7,899 | acdehloprs | 10 | 7,864 | 
                                        
                                                | 6789 | palsification | 7,899 | acfilnopst | 10 | 7,868 | 
                                        
                                                | 6790 | uninoculative | 7,900 | aceilnotuv | 10 | 7,863 | 
                                        
                                                | 6791 | reharmonizing | 7,901 | aeghimnorz | 10 | 7,862 | 
                                        
                                                | 6792 | liquorishness | 7,902 | ehilnoqrsu | 10 | 7,857 | 
                                        
                                                | 6793 | centrisciform | 7,902 | cefimnorst | 10 | 7,861 | 
                                        
                                                | 6794 | miscounselled | 7,902 | cdeilmnosu | 10 | 7,858 | 
                                        
                                                | 6795 | presufficient | 7,902 | cefinprstu | 10 | 7,856 | 
                                        
                                                | 6796 | nonumbrellaed | 7,902 | abdelmnoru | 10 | 7,860 | 
                                        
                                                | 6797 | nontemporally | 7,902 | aelmnoprty | 10 | 7,859 | 
                                        
                                                | 6798 | postbreakfast | 7,902 | abefkoprst | 10 | 7,855 | 
                                        
                                                | 6799 | rontgenoscopy | 7,903 | cegnoprsty | 10 | 7,854 | 
                                        
                                                | 6800 | precirculated | 7,903 | acdeilprtu | 10 | 7,852 |