13 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
                                        
                                                | 8181 | 
                                                coeducational | 
                        8,358 | 
                        acdeilnotu | 
                        10 | 
                        6,470 | 
                    
                                        
                                                | 8182 | 
                                                counteracting | 
                        8,358 | 
                        aceginortu | 
                        10 | 
                        6,471 | 
                    
                                        
                                                | 8183 | 
                                                leucaethiopic | 
                        8,358 | 
                        acehiloptu | 
                        10 | 
                        6,472 | 
                    
                                        
                                                | 8184 | 
                                                organotherapy | 
                        8,359 | 
                        aeghnoprty | 
                        10 | 
                        6,468 | 
                    
                                        
                                                | 8185 | 
                                                antimonarchal | 
                        8,359 | 
                        achilmnort | 
                        10 | 
                        6,469 | 
                    
                                        
                                                | 8186 | 
                                                undictatorial | 
                        8,360 | 
                        acdilnortu | 
                        10 | 
                        6,467 | 
                    
                                        
                                                | 8187 | 
                                                pentaspermous | 
                        8,360 | 
                        aemnoprstu | 
                        10 | 
                        6,464 | 
                    
                                        
                                                | 8188 | 
                                                sialadenoncus | 
                        8,360 | 
                        acdeilnosu | 
                        10 | 
                        6,466 | 
                    
                                        
                                                | 8189 | 
                                                reversionally | 
                        8,360 | 
                        aeilnorsvy | 
                        10 | 
                        6,465 | 
                    
                                        
                                                | 8190 | 
                                                multiradicate | 
                        8,360 | 
                        acdeilmrtu | 
                        10 | 
                        6,463 | 
                    
                                        
                                                | 8191 | 
                                                pteronophobia | 
                        8,361 | 
                        abehinoprt | 
                        10 | 
                        6,461 | 
                    
                                        
                                                | 8192 | 
                                                iatrochemical | 
                        8,361 | 
                        acehilmort | 
                        10 | 
                        6,462 | 
                    
                                        
                                                | 8193 | 
                                                preoutfitting | 
                        8,362 | 
                        efginoprtu | 
                        10 | 
                        6,460 | 
                    
                                        
                                                | 8194 | 
                                                mnemonicalist | 
                        8,363 | 
                        aceilmnost | 
                        10 | 
                        6,457 | 
                    
                                        
                                                | 8195 | 
                                                aerolithology | 
                        8,363 | 
                        aeghilorty | 
                        10 | 
                        6,458 | 
                    
                                        
                                                | 8196 | 
                                                unnecessarily | 
                        8,363 | 
                        aceilnrsuy | 
                        10 | 
                        6,456 | 
                    
                                        
                                                | 8197 | 
                                                contrabandage | 
                        8,363 | 
                        abcdegnort | 
                        10 | 
                        6,459 | 
                    
                                        
                                                | 8198 | 
                                                universalists | 
                        8,364 | 
                        aeilnrstuv | 
                        10 | 
                        6,455 | 
                    
                                        
                                                | 8199 | 
                                                neurilemmatic | 
                        8,364 | 
                        aceilmnrtu | 
                        10 | 
                        6,454 | 
                    
                                        
                                                | 8200 | 
                                                misperception | 
                        8,365 | 
                        ceimnoprst | 
                        10 | 
                        6,453 |