15 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 7621 | semimanneristic | 10,360 | aceimnrst | 9 | 7,031 | 
                                        
                                                | 7622 | interfiltrating | 10,362 | aefgilnrt | 9 | 7,030 | 
                                        
                                                | 7623 | fantasticalness | 10,362 | acefilnst | 9 | 7,029 | 
                                        
                                                | 7624 | unpeaceableness | 10,366 | abcelnpsu | 9 | 7,028 | 
                                        
                                                | 7625 | reinvestigating | 10,366 | aeginrstv | 9 | 7,027 | 
                                        
                                                | 7626 | electrodialitic | 10,369 | acdeilort | 9 | 7,026 | 
                                        
                                                | 7627 | stratifications | 10,369 | acfinorst | 9 | 7,025 | 
                                        
                                                | 7628 | transcoloration | 10,370 | acilnorst | 9 | 7,024 | 
                                        
                                                | 7629 | nonintellectual | 10,373 | aceilnotu | 9 | 7,023 | 
                                        
                                                | 7630 | nonrecalcitrant | 10,374 | aceilnort | 9 | 7,022 | 
                                        
                                                | 7631 | protohemipteron | 10,375 | ehimnoprt | 9 | 7,021 | 
                                        
                                                | 7632 | persnicketiness | 10,376 | ceiknprst | 9 | 7,020 | 
                                        
                                                | 7633 | nonadministrant | 10,377 | adimnorst | 9 | 7,019 | 
                                        
                                                | 7634 | indoctrinations | 10,379 | acdinorst | 9 | 7,018 | 
                                        
                                                | 7635 | unremittingness | 10,381 | egimnrstu | 9 | 7,017 | 
                                        
                                                | 7636 | precipitantness | 10,381 | aceinprst | 9 | 7,016 | 
                                        
                                                | 7637 | calcioscheelite | 10,387 | acehilost | 9 | 7,014 | 
                                        
                                                | 7638 | pastoralisation | 10,387 | ailnoprst | 9 | 7,015 | 
                                        
                                                | 7639 | interlaminating | 10,388 | aegilmnrt | 9 | 7,012 | 
                                        
                                                | 7640 | nondenunciation | 10,388 | acdeinotu | 9 | 7,013 |