19 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 741 | nonsensationalistic | 13,708 | aceilnost | 9 | 718 | 
                                        
                                                | 742 | irreprehensibleness | 13,873 | behilnprs | 9 | 717 | 
                                        
                                                | 743 | litiscontestational | 13,908 | aceilnost | 9 | 716 | 
                                        
                                                | 744 | coinstantaneousness | 13,966 | aceinostu | 9 | 715 | 
                                        
                                                | 745 | semitransparentness | 14,025 | aeimnprst | 9 | 714 | 
                                        
                                                | 746 | stereoroentgenogram | 14,235 | aegmnorst | 9 | 713 | 
                                        
                                                | 747 | noninterpretational | 14,320 | aeilnoprt | 9 | 712 | 
                                        
                                                | 748 | noninterpretiveness | 14,391 | einoprstv | 9 | 711 | 
                                        
                                                | 749 | dehydrotestosterone | 14,664 | dehnorsty | 9 | 710 | 
                                        
                                                | 750 | subsultorysubsultus | 9,075 | blorstuy | 8 | 759 | 
                                        
                                                | 751 | nonsubconsciousness | 11,424 | bceinosu | 8 | 758 | 
                                        
                                                | 752 | craniorhachischisis | 11,688 | achinors | 8 | 757 | 
                                        
                                                | 753 | nondisingenuousness | 12,600 | deginosu | 8 | 756 | 
                                        
                                                | 754 | unconscientiousness | 12,722 | ceinostu | 8 | 755 | 
                                        
                                                | 755 | nonintroversiveness | 13,604 | einorstv | 8 | 754 | 
                                        
                                                | 756 | unconsentaneousness | 13,698 | acenostu | 8 | 753 | 
                                        
                                                | 757 | noninterventionists | 14,307 | einorstv | 8 | 752 | 
                                        
                                                | 758 | interdifferentiated | 14,461 | adefinrt | 8 | 751 | 
                                        
                                                | 759 | nonintermittentness | 15,070 | eimnorst | 8 | 750 | 
                                        
                                                | 760 | antinationalization | 13,623 | ailnotz | 7 | 760 |