13 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 14601 | irrationalism | 8,681 | ailmnorst | 9 | 12,831 | 
                                        
                                                | 14602 | unshapeliness | 8,681 | aehilnpsu | 9 | 12,830 | 
                                        
                                                | 14603 | unworriedness | 8,682 | deinorsuw | 9 | 12,827 | 
                                        
                                                | 14604 | chronogeneous | 8,682 | ceghnorsu | 9 | 12,829 | 
                                        
                                                | 14605 | preunderstand | 8,682 | adenprstu | 9 | 12,828 | 
                                        
                                                | 14606 | detritivorous | 8,683 | deiorstuv | 9 | 12,825 | 
                                        
                                                | 14607 | heteromorphic | 8,683 | cehimoprt | 9 | 12,826 | 
                                        
                                                | 14608 | verticilliose | 8,683 | ceilorstv | 9 | 12,824 | 
                                        
                                                | 14609 | codeclination | 8,684 | acdeilnot | 9 | 12,821 | 
                                        
                                                | 14610 | thinglikeness | 8,684 | eghiklnst | 9 | 12,823 | 
                                        
                                                | 14611 | misadaptation | 8,684 | adimnopst | 9 | 12,822 | 
                                        
                                                | 14612 | bioactivities | 8,685 | abceiostv | 9 | 12,820 | 
                                        
                                                | 14613 | wieldableness | 8,686 | abdeilnsw | 9 | 12,819 | 
                                        
                                                | 14614 | medicinalness | 8,686 | acdeilmns | 9 | 12,818 | 
                                        
                                                | 14615 | legislational | 8,686 | aegilnost | 9 | 12,817 | 
                                        
                                                | 14616 | overpoeticize | 8,687 | ceioprtvz | 9 | 12,816 | 
                                        
                                                | 14617 | phacochoerine | 8,688 | acehinopr | 9 | 12,815 | 
                                        
                                                | 14618 | tectibranchia | 8,688 | abcehinrt | 9 | 12,810 | 
                                        
                                                | 14619 | excortication | 8,688 | aceinortx | 9 | 12,814 | 
                                        
                                                | 14620 | unrecuperated | 8,688 | acdenprtu | 9 | 12,811 |