15 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
                                        
                                                | 1 | 
                                                dermatoglyphics | 
                        8,203 | 
                        acdeghilmoprsty | 
                        15 | 
                        1 | 
                    
                                        
                                                | 2 | 
                                                swashbucklerdom | 
                        7,309 | 
                        abcdehklmorsuw | 
                        14 | 
                        27 | 
                    
                                        
                                                | 3 | 
                                                swashbucklering | 
                        7,477 | 
                        abceghiklnrsuw | 
                        14 | 
                        26 | 
                    
                                        
                                                | 4 | 
                                                superformidably | 
                        7,496 | 
                        abdefilmoprsuy | 
                        14 | 
                        25 | 
                    
                                        
                                                | 5 | 
                                                unsympathizable | 
                        7,878 | 
                        abehilmnpstuyz | 
                        14 | 
                        24 | 
                    
                                        
                                                | 6 | 
                                                sulphocarbimide | 
                        8,047 | 
                        abcdehilmoprsu | 
                        14 | 
                        23 | 
                    
                                        
                                                | 7 | 
                                                sulphocarbamide | 
                        8,128 | 
                        abcdehilmoprsu | 
                        14 | 
                        22 | 
                    
                                        
                                                | 8 | 
                                                cytomegalovirus | 
                        8,164 | 
                        acegilmorstuvy | 
                        14 | 
                        21 | 
                    
                                        
                                                | 9 | 
                                                decarboxylating | 
                        8,213 | 
                        abcdegilnortxy | 
                        14 | 
                        20 | 
                    
                                        
                                                | 10 | 
                                                sphenozygomatic | 
                        8,241 | 
                        aceghimnopstyz | 
                        14 | 
                        19 | 
                    
                                        
                                                | 11 | 
                                                septocylindrium | 
                        8,310 | 
                        cdeilmnoprstuy | 
                        14 | 
                        18 | 
                    
                                        
                                                | 12 | 
                                                hyperkatabolism | 
                        8,327 | 
                        abehiklmoprsty | 
                        14 | 
                        17 | 
                    
                                        
                                                | 13 | 
                                                overshadowingly | 
                        8,362 | 
                        adeghilnorsvwy | 
                        14 | 
                        16 | 
                    
                                        
                                                | 14 | 
                                                unlycanthropize | 
                        8,364 | 
                        acehilnoprtuyz | 
                        14 | 
                        15 | 
                    
                                        
                                                | 15 | 
                                                ektodynamorphic | 
                        8,506 | 
                        acdehikmnoprty | 
                        14 | 
                        13 | 
                    
                                        
                                                | 16 | 
                                                undiscomfitable | 
                        8,506 | 
                        abcdefilmnostu | 
                        14 | 
                        14 | 
                    
                                        
                                                | 17 | 
                                                hypercatabolism | 
                        8,529 | 
                        abcehilmoprsty | 
                        14 | 
                        12 | 
                    
                                        
                                                | 18 | 
                                                pseudobranchial | 
                        8,562 | 
                        abcdehilnoprsu | 
                        14 | 
                        11 | 
                    
                                        
                                                | 19 | 
                                                hyperfunctional | 
                        8,587 | 
                        acefhilnoprtuy | 
                        14 | 
                        10 | 
                    
                                        
                                                | 20 | 
                                                submetaphorical | 
                        8,606 | 
                        abcehilmoprstu | 
                        14 | 
                        9 |