13 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 14561 | extrasensuous | 8,668 | aenorstux | 9 | 12,872 | 
                                        
                                                | 14562 | hyperparasite | 8,668 | aehiprsty | 9 | 12,868 | 
                                        
                                                | 14563 | nonderogatory | 8,668 | adegnorty | 9 | 12,870 | 
                                        
                                                | 14564 | multiregister | 8,668 | egilmrstu | 9 | 12,869 | 
                                        
                                                | 14565 | semasiologist | 8,668 | aegilmost | 9 | 12,867 | 
                                        
                                                | 14566 | praisableness | 8,669 | abeilnprs | 9 | 12,865 | 
                                        
                                                | 14567 | intraimperial | 8,669 | aeilmnprt | 9 | 12,864 | 
                                        
                                                | 14568 | incrustations | 8,669 | acinorstu | 9 | 12,863 | 
                                        
                                                | 14569 | shakespearize | 8,669 | aehikprsz | 9 | 12,866 | 
                                        
                                                | 14570 | foreimpressed | 8,670 | defimoprs | 9 | 12,860 | 
                                        
                                                | 14571 | porokeratosis | 8,670 | aeikoprst | 9 | 12,859 | 
                                        
                                                | 14572 | nonpersisting | 8,670 | eginoprst | 9 | 12,862 | 
                                        
                                                | 14573 | indemnization | 8,670 | adeimnotz | 9 | 12,861 | 
                                        
                                                | 14574 | unsilenceable | 8,671 | abceilnsu | 9 | 12,858 | 
                                        
                                                | 14575 | unanticipated | 8,671 | acdeinptu | 9 | 12,857 | 
                                        
                                                | 14576 | recontracting | 8,672 | aceginort | 9 | 12,856 | 
                                        
                                                | 14577 | peritoneopexy | 8,672 | einoprtxy | 9 | 12,855 | 
                                        
                                                | 14578 | nonallergenic | 8,672 | acegilnor | 9 | 12,853 | 
                                        
                                                | 14579 | blennorrhinia | 8,672 | abehilnor | 9 | 12,854 | 
                                        
                                                | 14580 | tracklessness | 8,673 | aceklnrst | 9 | 12,852 |