13 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 11961 | mutualization | 7,611 | ailmnotuz | 9 | 15,471 | 
                                        
                                                | 11962 | hyperelliptic | 7,612 | cehilprty | 9 | 15,469 | 
                                        
                                                | 11963 | alleviatingly | 7,612 | aegilntvy | 9 | 15,470 | 
                                        
                                                | 11964 | convolutional | 7,613 | acilnotuv | 9 | 15,465 | 
                                        
                                                | 11965 | liturgistical | 7,613 | acgilrstu | 9 | 15,466 | 
                                        
                                                | 11966 | untrustworthy | 7,613 | hnorstuwy | 9 | 15,468 | 
                                        
                                                | 11967 | peccatiphobia | 7,613 | abcehiopt | 9 | 15,467 | 
                                        
                                                | 11968 | hypotrichosis | 7,614 | chioprsty | 9 | 15,463 | 
                                        
                                                | 11969 | deflocculated | 7,614 | acdeflotu | 9 | 15,464 | 
                                        
                                                | 11970 | promilitarism | 7,617 | ailmoprst | 9 | 15,462 | 
                                        
                                                | 11971 | promissionary | 7,619 | aimnoprsy | 9 | 15,460 | 
                                        
                                                | 11972 | rabbinistical | 7,619 | abcilnrst | 9 | 15,461 | 
                                        
                                                | 11973 | palmellaceous | 7,620 | acelmopsu | 9 | 15,459 | 
                                        
                                                | 11974 | unsignificant | 7,620 | acfginstu | 9 | 15,458 | 
                                        
                                                | 11975 | nonleguminous | 7,620 | egilmnosu | 9 | 15,456 | 
                                        
                                                | 11976 | nonsecludedly | 7,620 | cdelnosuy | 9 | 15,457 | 
                                        
                                                | 11977 | convulsionist | 7,622 | cilnostuv | 9 | 15,455 | 
                                        
                                                | 11978 | nonorthodoxly | 7,624 | dhlnortxy | 9 | 15,454 | 
                                        
                                                | 11979 | invariability | 7,624 | abilnrtvy | 9 | 15,453 | 
                                        
                                                | 11980 | recallability | 7,625 | abceilrty | 9 | 15,451 |