15 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 7301 | misappraisement | 9,839 | aeimnprst | 9 | 7,350 | 
                                        
                                                | 7302 | trichloroacetic | 9,839 | acehilort | 9 | 7,349 | 
                                        
                                                | 7303 | nonvisibilities | 9,839 | beilnostv | 9 | 7,351 | 
                                        
                                                | 7304 | prussianisation | 9,841 | ainoprstu | 9 | 7,348 | 
                                        
                                                | 7305 | distributionist | 9,844 | bdinorstu | 9 | 7,346 | 
                                        
                                                | 7306 | nongrievousness | 9,844 | eginorsuv | 9 | 7,347 | 
                                        
                                                | 7307 | octodecillionth | 9,845 | cdehilnot | 9 | 7,345 | 
                                        
                                                | 7308 | noncontingently | 9,847 | cegilnoty | 9 | 7,343 | 
                                        
                                                | 7309 | parisianization | 9,847 | ainoprstz | 9 | 7,344 | 
                                        
                                                | 7310 | predecessorship | 9,852 | cdehioprs | 9 | 7,342 | 
                                        
                                                | 7311 | industriousness | 9,854 | deinorstu | 9 | 7,341 | 
                                        
                                                | 7312 | inadvisableness | 9,854 | abdeilnsv | 9 | 7,340 | 
                                        
                                                | 7313 | supercretaceous | 9,856 | aceoprstu | 9 | 7,339 | 
                                        
                                                | 7314 | disinclinations | 9,856 | acdilnost | 9 | 7,338 | 
                                        
                                                | 7315 | impressibleness | 9,867 | beilmnprs | 9 | 7,335 | 
                                        
                                                | 7316 | permissibleness | 9,867 | beilmnprs | 9 | 7,337 | 
                                        
                                                | 7317 | ostreiculturist | 9,867 | ceilorstu | 9 | 7,336 | 
                                        
                                                | 7318 | escalloniaceous | 9,872 | aceilnosu | 9 | 7,334 | 
                                        
                                                | 7319 | antipatriarchal | 9,872 | achilnprt | 9 | 7,333 | 
                                        
                                                | 7320 | photographeress | 9,873 | aeghoprst | 9 | 7,332 |