13 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 10781 | sigmoidoscopy | 6,582 | cdgimopsy | 9 | 16,651 | 
                                        
                                                | 10782 | immunological | 6,585 | acgilmnou | 9 | 16,648 | 
                                        
                                                | 10783 | languishingly | 6,585 | aghilnsuy | 9 | 16,649 | 
                                        
                                                | 10784 | multiplicious | 6,585 | cilmopstu | 9 | 16,650 | 
                                        
                                                | 10785 | morologically | 6,589 | acgilmory | 9 | 16,647 | 
                                        
                                                | 10786 | impractically | 6,590 | acilmprty | 9 | 16,646 | 
                                        
                                                | 10787 | implacability | 6,597 | abcilmpty | 9 | 16,645 | 
                                        
                                                | 10788 | microcultural | 6,600 | acilmortu | 9 | 16,644 | 
                                        
                                                | 10789 | phyllostachys | 6,601 | achlopsty | 9 | 16,643 | 
                                        
                                                | 10790 | midmandibular | 6,604 | abdilmnru | 9 | 16,642 | 
                                        
                                                | 10791 | chlorophyllin | 6,606 | chilnopry | 9 | 16,641 | 
                                        
                                                | 10792 | condylopodous | 6,609 | cdlnopsuy | 9 | 16,640 | 
                                        
                                                | 10793 | nonpunctually | 6,611 | aclnoptuy | 9 | 16,639 | 
                                        
                                                | 10794 | dumbfoundment | 6,611 | bdefmnotu | 9 | 16,638 | 
                                        
                                                | 10795 | specificizing | 6,613 | cefginpsz | 9 | 16,637 | 
                                        
                                                | 10796 | subcontiguous | 6,615 | bcginostu | 9 | 16,636 | 
                                        
                                                | 10797 | chrysocarpous | 6,623 | achoprsuy | 9 | 16,635 | 
                                        
                                                | 10798 | unplentifully | 6,626 | efilnptuy | 9 | 16,634 | 
                                        
                                                | 10799 | proximolabial | 6,629 | abilmoprx | 9 | 16,633 | 
                                        
                                                | 10800 | vaporographic | 6,636 | acghioprv | 9 | 16,632 |