13 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 17441 | cardiomalacia | 7,713 | acdilmor | 8 | 19,431 | 
                                        
                                                | 17442 | clinodiagonal | 7,714 | acdgilno | 8 | 19,430 | 
                                        
                                                | 17443 | fanfaronading | 7,717 | adfginor | 8 | 19,429 | 
                                        
                                                | 17444 | nonvillainous | 7,718 | ailnosuv | 8 | 19,428 | 
                                        
                                                | 17445 | subconcession | 7,722 | bceinosu | 8 | 19,427 | 
                                        
                                                | 17446 | participatory | 7,724 | acioprty | 8 | 19,426 | 
                                        
                                                | 17447 | patriarchical | 7,726 | achilprt | 8 | 19,424 | 
                                        
                                                | 17448 | latitudinally | 7,726 | adilntuy | 8 | 19,425 | 
                                        
                                                | 17449 | presupervisor | 7,728 | eioprsuv | 8 | 19,423 | 
                                        
                                                | 17450 | chiarooscuros | 7,729 | achiorsu | 8 | 19,422 | 
                                        
                                                | 17451 | cathartically | 7,730 | achilrty | 8 | 19,421 | 
                                        
                                                | 17452 | unannunciable | 7,731 | abceilnu | 8 | 19,420 | 
                                        
                                                | 17453 | toxicologists | 7,731 | cgilostx | 8 | 19,419 | 
                                        
                                                | 17454 | anthropomorph | 7,734 | ahmnoprt | 8 | 19,418 | 
                                        
                                                | 17455 | believability | 7,735 | abeiltvy | 8 | 19,417 | 
                                        
                                                | 17456 | atavistically | 7,735 | acilstvy | 8 | 19,416 | 
                                        
                                                | 17457 | barbarianized | 7,736 | abdeinrz | 8 | 19,414 | 
                                        
                                                | 17458 | diffusiveness | 7,736 | definsuv | 8 | 19,415 | 
                                        
                                                | 17459 | basilidianism | 7,739 | abdilmns | 8 | 19,413 | 
                                        
                                                | 17460 | clinchingness | 7,740 | ceghilns | 8 | 19,412 |