13 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 6881 | semicompacted | 7,931 | acdeimopst | 10 | 7,773 | 
                                        
                                                | 6882 | middleweights | 7,931 | deghilmstw | 10 | 7,771 | 
                                        
                                                | 6883 | uncapitulated | 7,931 | acdeilnptu | 10 | 7,769 | 
                                        
                                                | 6884 | calliphoridae | 7,931 | acdehilopr | 10 | 7,770 | 
                                        
                                                | 6885 | substalagmite | 7,932 | abegilmstu | 10 | 7,768 | 
                                        
                                                | 6886 | collaborative | 7,932 | abceilortv | 10 | 7,766 | 
                                        
                                                | 6887 | perisaturnium | 7,932 | aeimnprstu | 10 | 7,767 | 
                                        
                                                | 6888 | promiscuities | 7,933 | ceimoprstu | 10 | 7,763 | 
                                        
                                                | 6889 | esophagostomy | 7,933 | aeghmopsty | 10 | 7,765 | 
                                        
                                                | 6890 | preliquidated | 7,933 | adeilpqrtu | 10 | 7,762 | 
                                        
                                                | 6891 | limnophilidae | 7,933 | adehilmnop | 10 | 7,764 | 
                                        
                                                | 6892 | predisclosure | 7,934 | cdeiloprsu | 10 | 7,761 | 
                                        
                                                | 6893 | percussionize | 7,935 | ceinoprsuz | 10 | 7,759 | 
                                        
                                                | 6894 | protohydrogen | 7,935 | deghnoprty | 10 | 7,760 | 
                                        
                                                | 6895 | huckleberries | 7,936 | bcehiklrsu | 10 | 7,754 | 
                                        
                                                | 6896 | vivicremation | 7,936 | aceimnortv | 10 | 7,757 | 
                                        
                                                | 6897 | uniparentally | 7,936 | aeilnprtuy | 10 | 7,756 | 
                                        
                                                | 6898 | mesocephalism | 7,936 | acehilmops | 10 | 7,755 | 
                                        
                                                | 6899 | remarshalling | 7,936 | aeghilmnrs | 10 | 7,758 | 
                                        
                                                | 6900 | disharmonious | 7,936 | adhimnorsu | 10 | 7,753 |