15 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 6081 | preannouncement | 10,480 | acemnoprtu | 10 | 4,205 | 
                                        
                                                | 6082 | photoregression | 10,481 | eghinoprst | 10 | 4,203 | 
                                        
                                                | 6083 | persecutiveness | 10,482 | ceinprstuv | 10 | 4,202 | 
                                        
                                                | 6084 | acarodermatitis | 10,484 | acdeimorst | 10 | 4,200 | 
                                        
                                                | 6085 | unteachableness | 10,484 | abcehlnstu | 10 | 4,201 | 
                                        
                                                | 6086 | overaccentuated | 10,488 | acdenortuv | 10 | 4,199 | 
                                        
                                                | 6087 | electronarcosis | 10,488 | aceilnorst | 10 | 4,198 | 
                                        
                                                | 6088 | ameliorableness | 10,488 | abeilmnors | 10 | 4,197 | 
                                        
                                                | 6089 | autoserotherapy | 10,489 | aehoprstuy | 10 | 4,196 | 
                                        
                                                | 6090 | progenitiveness | 10,490 | eginoprstv | 10 | 4,195 | 
                                        
                                                | 6091 | externalization | 10,492 | aeilnortxz | 10 | 4,193 | 
                                        
                                                | 6092 | nonsalutariness | 10,492 | aeilnorstu | 10 | 4,194 | 
                                        
                                                | 6093 | untraceableness | 10,494 | abcelnrstu | 10 | 4,192 | 
                                        
                                                | 6094 | uncreatableness | 10,494 | abcelnrstu | 10 | 4,191 | 
                                        
                                                | 6095 | nonevanescently | 10,495 | acelnostvy | 10 | 4,190 | 
                                        
                                                | 6096 | decertification | 10,498 | acdefinort | 10 | 4,189 | 
                                        
                                                | 6097 | descendentalism | 10,499 | acdeilmnst | 10 | 4,188 | 
                                        
                                                | 6098 | intratesticular | 10,502 | aceilnrstu | 10 | 4,187 | 
                                        
                                                | 6099 | phenacodontidae | 10,504 | acdehinopt | 10 | 4,186 | 
                                        
                                                | 6100 | consolatoriness | 10,504 | aceilnorst | 10 | 4,185 |