13 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 10841 | circumfluence | 6,710 | cefilmnru | 9 | 16,591 | 
                                        
                                                | 10842 | physicochemic | 6,711 | cehimopsy | 9 | 16,590 | 
                                        
                                                | 10843 | uncaustically | 6,713 | acilnstuy | 9 | 16,589 | 
                                        
                                                | 10844 | succinctorium | 6,715 | cimnorstu | 9 | 16,588 | 
                                        
                                                | 10845 | impermissibly | 6,715 | beilmprsy | 9 | 16,587 | 
                                        
                                                | 10846 | cocculiferous | 6,716 | cefilorsu | 9 | 16,586 | 
                                        
                                                | 10847 | unfluctuating | 6,719 | acfgilntu | 9 | 16,585 | 
                                        
                                                | 10848 | polymorphosis | 6,719 | hilmoprsy | 9 | 16,584 | 
                                        
                                                | 10849 | singularizing | 6,724 | agilnrsuz | 9 | 16,583 | 
                                        
                                                | 10850 | compromissary | 6,725 | acimoprsy | 9 | 16,582 | 
                                        
                                                | 10851 | cacographical | 6,725 | acghilopr | 9 | 16,581 | 
                                        
                                                | 10852 | subsibilantly | 6,728 | abilnstuy | 9 | 16,579 | 
                                        
                                                | 10853 | microcolumnar | 6,728 | acilmnoru | 9 | 16,580 | 
                                        
                                                | 10854 | strumiprivous | 6,730 | imoprstuv | 9 | 16,578 | 
                                        
                                                | 10855 | submembranous | 6,731 | abemnorsu | 9 | 16,577 | 
                                        
                                                | 10856 | pseudopopular | 6,732 | adeloprsu | 9 | 16,576 | 
                                        
                                                | 10857 | nonculturally | 6,734 | aclnortuy | 9 | 16,575 | 
                                        
                                                | 10858 | myocardiogram | 6,734 | acdgimory | 9 | 16,574 | 
                                        
                                                | 10859 | jacamaralcyon | 6,735 | acjlmnory | 9 | 16,572 | 
                                        
                                                | 10860 | unsymphonious | 6,735 | himnopsuy | 9 | 16,573 |