13 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 11941 | balneological | 7,605 | abcegilno | 9 | 15,491 | 
                                        
                                                | 11942 | predismissory | 7,606 | deimoprsy | 9 | 15,489 | 
                                        
                                                | 11943 | acculturative | 7,606 | aceilrtuv | 9 | 15,488 | 
                                        
                                                | 11944 | unpitifulness | 7,606 | efilnpstu | 9 | 15,490 | 
                                        
                                                | 11945 | phacoidoscope | 7,607 | acdehiops | 9 | 15,486 | 
                                        
                                                | 11946 | anomorhomboid | 7,607 | abdhimnor | 9 | 15,487 | 
                                        
                                                | 11947 | cardiamorphia | 7,608 | acdhimopr | 9 | 15,483 | 
                                        
                                                | 11948 | uncultivation | 7,608 | acilnotuv | 9 | 15,481 | 
                                        
                                                | 11949 | unclericalize | 7,608 | aceilnruz | 9 | 15,480 | 
                                        
                                                | 11950 | protosphargis | 7,608 | aghioprst | 9 | 15,485 | 
                                        
                                                | 11951 | ommatophorous | 7,608 | ahmoprstu | 9 | 15,484 | 
                                        
                                                | 11952 | biospeleology | 7,608 | begilopsy | 9 | 15,482 | 
                                        
                                                | 11953 | unindwellable | 7,609 | abdeilnuw | 9 | 15,479 | 
                                        
                                                | 11954 | accommodative | 7,610 | acdeimotv | 9 | 15,474 | 
                                        
                                                | 11955 | miscalculates | 7,610 | aceilmstu | 9 | 15,477 | 
                                        
                                                | 11956 | coneighboring | 7,610 | bceghinor | 9 | 15,475 | 
                                        
                                                | 11957 | nonundulating | 7,610 | adgilnotu | 9 | 15,478 | 
                                        
                                                | 11958 | unmiasmatical | 7,610 | acilmnstu | 9 | 15,476 | 
                                        
                                                | 11959 | polariscopist | 7,611 | aciloprst | 9 | 15,473 | 
                                        
                                                | 11960 | pharmacomania | 7,611 | achimnopr | 9 | 15,472 |