15 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 3981 | tubulibranchian | 8,123 | abchilnrtu | 10 | 6,304 | 
                                        
                                                | 3982 | palatomaxillary | 8,124 | ailmoprtxy | 10 | 6,303 | 
                                        
                                                | 3983 | hypercritically | 8,124 | acehilprty | 10 | 6,302 | 
                                        
                                                | 3984 | ischiococcygeal | 8,128 | aceghilosy | 10 | 6,301 | 
                                        
                                                | 3985 | nonconclusively | 8,130 | ceilnosuvy | 10 | 6,300 | 
                                        
                                                | 3986 | ophthalmoscopic | 8,134 | achilmopst | 10 | 6,299 | 
                                        
                                                | 3987 | prosubscription | 8,135 | bcinoprstu | 10 | 6,298 | 
                                        
                                                | 3988 | orohydrographic | 8,136 | acdghiopry | 10 | 6,297 | 
                                        
                                                | 3989 | circummigration | 8,137 | acgimnortu | 10 | 6,296 | 
                                        
                                                | 3990 | onychopathology | 8,149 | acghlnopty | 10 | 6,295 | 
                                        
                                                | 3991 | succinylcholine | 8,150 | cehilnosuy | 10 | 6,294 | 
                                        
                                                | 3992 | supracommissure | 8,152 | aceimoprsu | 10 | 6,293 | 
                                        
                                                | 3993 | bioaccumulation | 8,153 | abcilmnotu | 10 | 6,292 | 
                                        
                                                | 3994 | unstimulatingly | 8,159 | agilmnstuy | 10 | 6,291 | 
                                        
                                                | 3995 | cycadofilicales | 8,166 | acdefilosy | 10 | 6,290 | 
                                        
                                                | 3996 | overcredulously | 8,169 | cdelorsuvy | 10 | 6,289 | 
                                        
                                                | 3997 | orbitomaxillary | 8,170 | abilmortxy | 10 | 6,288 | 
                                        
                                                | 3998 | familiarisingly | 8,174 | afgilmnrsy | 10 | 6,287 | 
                                        
                                                | 3999 | microvolumetric | 8,175 | ceilmortuv | 10 | 6,286 | 
                                        
                                                | 4000 | unaccommodating | 8,178 | acdgimnotu | 10 | 6,285 |