13 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 16801 | anaesthetized | 10,135 | adehinstz | 9 | 10,630 | 
                                        
                                                | 16802 | feeblehearted | 10,135 | abdefhlrt | 9 | 10,631 | 
                                        
                                                | 16803 | predestinates | 10,136 | adeinprst | 9 | 10,629 | 
                                        
                                                | 16804 | thermostatted | 10,139 | adehmorst | 9 | 10,628 | 
                                        
                                                | 16805 | intersidereal | 10,147 | adeilnrst | 9 | 10,627 | 
                                        
                                                | 16806 | hematinometer | 10,148 | aehimnort | 9 | 10,626 | 
                                        
                                                | 16807 | osteodentinal | 10,151 | adeilnost | 9 | 10,625 | 
                                        
                                                | 16808 | dilettanteish | 10,153 | adehilnst | 9 | 10,624 | 
                                        
                                                | 16809 | enteroparesis | 10,164 | aeinoprst | 9 | 10,623 | 
                                        
                                                | 16810 | anathematiser | 10,169 | aehimnrst | 9 | 10,622 | 
                                        
                                                | 16811 | densitometers | 10,171 | deimnorst | 9 | 10,621 | 
                                        
                                                | 16812 | thermonatrite | 10,197 | aehimnort | 9 | 10,620 | 
                                        
                                                | 16813 | centenionales | 10,209 | aceilnost | 9 | 10,619 | 
                                        
                                                | 16814 | overstatement | 10,213 | aemnorstv | 9 | 10,618 | 
                                        
                                                | 16815 | arseniuretted | 10,216 | adeinrstu | 9 | 10,617 | 
                                        
                                                | 16816 | sideronatrite | 10,225 | adeinorst | 9 | 10,615 | 
                                        
                                                | 16817 | endoarteritis | 10,225 | adeinorst | 9 | 10,616 | 
                                        
                                                | 16818 | redemonstrate | 10,226 | ademnorst | 9 | 10,614 | 
                                        
                                                | 16819 | enantiomeride | 10,243 | adeimnort | 9 | 10,613 | 
                                        
                                                | 16820 | enterokinesia | 10,247 | aeiknorst | 9 | 10,612 |