18 letter Words with the Lowest Letter Frequency Scores

#WordFrequency ScoreLetters (Alpha)Unique Letter CountRanking (Len)
801 noncontemptibility 11,218 bceilmnopty 11 908
802 nonblasphemousness 11,219 abehlmnopsu 11 907
803 superpopulatedness 11,229 adelnoprstu 11 906
804 roentgenologically 11,235 acegilnorty 11 905
805 pseudofluorescence 11,257 cdeflnoprsu 11 904
806 hemidemisemiquaver 11,260 adehimqrsuv 11 903
807 psychophonasthenia 11,271 acehinopsty 11 902
808 laparotrachelotomy 11,279 acehlmoprty 11 901
809 spectrocolorimetry 11,287 ceilmoprsty 11 900
810 neuroendocrinology 11,299 cdegilnoruy 11 899
811 nondevelopmentally 11,340 adelmnoptvy 11 898
812 splanchnodiastasis 11,353 acdhilnopst 11 897
813 pseudoinstructions 11,357 cdeinoprstu 11 896
814 nonconsumptiveness 11,358 ceimnopstuv 11 895
815 transmogrification 11,360 acfgimnorst 11 894
816 platitudinarianism 11,361 adilmnprstu 11 893
817 pancreaticosplenic 11,363 aceilnoprst 11 892
818 nonprepositionally 11,376 aeilnoprsty 11 891
819 chemicoluminescent 11,377 cehilmnostu 11 890
820 pseudodiphtheritic 11,386 cdehioprstu 11 889