15 letter Words with the Lowest Letter Frequency Scores
            
            
            
                                
                    | # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) | 
|---|
                                        
                                                | 341 | unphysiological | 7,676 | acghilnopsuy | 12 | 1,396 | 
                                        
                                                | 342 | pseudologically | 7,690 | acdegilopsuy | 12 | 1,395 | 
                                        
                                                | 343 | chartophylacium | 7,701 | achilmoprtuy | 12 | 1,394 | 
                                        
                                                | 344 | ultramicroscopy | 7,703 | acilmoprstuy | 12 | 1,393 | 
                                        
                                                | 345 | gramophonically | 7,704 | acghilmnopry | 12 | 1,389 | 
                                        
                                                | 346 | monographically | 7,704 | acghilmnopry | 12 | 1,390 | 
                                        
                                                | 347 | nomographically | 7,704 | acghilmnopry | 12 | 1,391 | 
                                        
                                                | 348 | phonogramically | 7,704 | acghilmnopry | 12 | 1,392 | 
                                        
                                                | 349 | semijuridically | 7,706 | acdeijlmrsuy | 12 | 1,388 | 
                                        
                                                | 350 | quodlibetically | 7,710 | abcdeiloqtuy | 12 | 1,387 | 
                                        
                                                | 351 | brachycephalism | 7,714 | abcehilmprsy | 12 | 1,386 | 
                                        
                                                | 352 | polyautographic | 7,730 | acghiloprtuy | 12 | 1,385 | 
                                        
                                                | 353 | unmorphological | 7,737 | acghilmnopru | 12 | 1,384 | 
                                        
                                                | 354 | plethysmography | 7,754 | aeghlmoprsty | 12 | 1,383 | 
                                        
                                                | 355 | brachycephalous | 7,778 | abcehloprsuy | 12 | 1,382 | 
                                        
                                                | 356 | neuropsychology | 7,787 | ceghlnoprsuy | 12 | 1,381 | 
                                        
                                                | 357 | circumambiently | 7,793 | abceilmnrtuy | 12 | 1,380 | 
                                        
                                                | 358 | symbolaeography | 7,799 | abeghlmoprsy | 12 | 1,379 | 
                                        
                                                | 359 | unsmoulderingly | 7,800 | degilmnorsuy | 12 | 1,378 | 
                                        
                                                | 360 | xerographically | 7,801 | aceghiloprxy | 12 | 1,377 |