15 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 7721 | hippocrateaceae | 10,551 | acehioprt | 9 | 6,931 | 
                                        
                                                | 7722 | overventuresome | 10,552 | emnorstuv | 9 | 6,930 | 
                                        
                                                | 7723 | unfortunateness | 10,553 | aefnorstu | 9 | 6,928 | 
                                        
                                                | 7724 | diamminonitrate | 10,553 | adeimnort | 9 | 6,929 | 
                                        
                                                | 7725 | superfiniteness | 10,554 | efinprstu | 9 | 6,927 | 
                                        
                                                | 7726 | sacramentalness | 10,556 | acelmnrst | 9 | 6,926 | 
                                        
                                                | 7727 | nonrenunciation | 10,558 | aceinortu | 9 | 6,925 | 
                                        
                                                | 7728 | unrepentingness | 10,558 | eginprstu | 9 | 6,923 | 
                                        
                                                | 7729 | automonstration | 10,558 | aimnorstu | 9 | 6,924 | 
                                        
                                                | 7730 | transplantation | 10,560 | ailnoprst | 9 | 6,922 | 
                                        
                                                | 7731 | radiodermatitis | 10,564 | adeimorst | 9 | 6,921 | 
                                        
                                                | 7732 | inseparableness | 10,566 | abeilnprs | 9 | 6,920 | 
                                        
                                                | 7733 | ceremoniousness | 10,569 | ceimnorsu | 9 | 6,918 | 
                                        
                                                | 7734 | reconcentrating | 10,569 | aceginort | 9 | 6,919 | 
                                        
                                                | 7735 | internationally | 10,570 | aeilnorty | 9 | 6,917 | 
                                        
                                                | 7736 | nondispensation | 10,572 | adeinopst | 9 | 6,916 | 
                                        
                                                | 7737 | threepennyworth | 10,574 | ehnoprtwy | 9 | 6,915 | 
                                        
                                                | 7738 | electrotonicity | 10,580 | ceilnorty | 9 | 6,914 | 
                                        
                                                | 7739 | illmanneredness | 10,581 | adeilmnrs | 9 | 6,913 | 
                                        
                                                | 7740 | undecanaphthene | 10,582 | acdehnptu | 9 | 6,912 |