13 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 14581 | martyrisation | 8,673 | aimnorsty | 9 | 12,849 | 
                                        
                                                | 14582 | hildebrandine | 8,673 | abdehilnr | 9 | 12,848 | 
                                        
                                                | 14583 | tachistoscope | 8,673 | acehiopst | 9 | 12,851 | 
                                        
                                                | 14584 | neoclassicist | 8,673 | aceilnost | 9 | 12,850 | 
                                        
                                                | 14585 | verrucosities | 8,674 | ceiorstuv | 9 | 12,846 | 
                                        
                                                | 14586 | nonnegativity | 8,674 | aeginotvy | 9 | 12,847 | 
                                        
                                                | 14587 | unbelligerent | 8,675 | begilnrtu | 9 | 12,845 | 
                                        
                                                | 14588 | audioemission | 8,675 | adeimnosu | 9 | 12,844 | 
                                        
                                                | 14589 | lentitudinous | 8,676 | deilnostu | 9 | 12,842 | 
                                        
                                                | 14590 | elaeomargaric | 8,676 | acegilmor | 9 | 12,843 | 
                                        
                                                | 14591 | epileptogenic | 8,677 | cegilnopt | 9 | 12,838 | 
                                        
                                                | 14592 | uncontentedly | 8,677 | cdelnotuy | 9 | 12,841 | 
                                        
                                                | 14593 | refrigeratory | 8,677 | aefgiorty | 9 | 12,840 | 
                                        
                                                | 14594 | irascibleness | 8,677 | abceilnrs | 9 | 12,839 | 
                                        
                                                | 14595 | extratemporal | 8,678 | aelmoprtx | 9 | 12,837 | 
                                        
                                                | 14596 | dodecahydrate | 8,678 | acdehorty | 9 | 12,836 | 
                                        
                                                | 14597 | interpunction | 8,680 | ceinoprtu | 9 | 12,835 | 
                                        
                                                | 14598 | untamableness | 8,680 | abelmnstu | 9 | 12,834 | 
                                        
                                                | 14599 | paranephritis | 8,681 | aehinprst | 9 | 12,832 | 
                                        
                                                | 14600 | paraphrenitis | 8,681 | aehinprst | 9 | 12,833 |