13 letter Words with the Lowest Letter Frequency Scores

#WordFrequency ScoreLetters (Alpha)Unique Letter CountRanking (Len)
10321 undeleterious 9,346 deilnorstu 10 4,333
10322 autoincrement 9,347 aceimnortu 10 4,330
10323 sternomastoid 9,347 adeimnorst 10 4,331
10324 fertilisation 9,348 aefilnorst 10 4,329
10325 monocentridae 9,349 acdeimnort 10 4,328
10326 radiationless 9,349 adeilnorst 10 4,327
10327 nonseparative 9,350 aeinoprstv 10 4,325
10328 protostegidae 9,350 adegioprst 10 4,326
10329 treponemiasis 9,352 aeimnoprst 10 4,324
10330 deacetylation 9,354 acdeilnoty 10 4,323
10331 thioarsenious 9,355 aehinorstu 10 4,321
10332 overintensely 9,355 eilnorstvy 10 4,322
10333 theorizations 9,356 aehinorstz 10 4,320
10334 overstridence 9,356 cdeinorstv 10 4,318
10335 storehouseman 9,356 aehmnorstu 10 4,319
10336 elephanticide 9,360 acdehilnpt 10 4,316
10337 preeliminated 9,360 adeilmnprt 10 4,317
10338 cauterisation 9,360 aceinorstu 10 4,315
10339 antiphonaries 9,360 aehinoprst 10 4,314
10340 somatogenetic 9,361 acegimnost 10 4,312