21 letter Words with the Lowest Letter Frequency Scores

#WordFrequency ScoreLetters (Alpha)Unique Letter CountRanking (Len)
61 benzalphenylhydrazone 11,864 abdehlnopryz 12 97
62 phosphoglyceraldehyde 11,880 acdeghloprsy 12 96
63 dendrochronologically 12,017 acdeghilnory 12 95
64 dacryocystorhinostomy 12,050 acdhimnorsty 12 94
65 anthropomorphological 12,083 acghilmnoprt 12 93
66 phenylethylmalonylure 12,228 aehlmnoprtuy 12 92
67 chemicopharmaceutical 12,240 acehilmoprtu 12 91
68 cineangiocardiography 12,326 acdeghinopry 12 90
69 palaeodendrologically 12,495 acdegilnopry 12 89
70 phoneticohieroglyphic 12,602 ceghilnoprty 12 88
71 stereomicroscopically 12,615 aceilmoprsty 12 87
72 overindividualization 12,698 adeilnortuvz 12 86
73 cholecystogastrostomy 12,720 aceghlmorsty 12 85
74 choledocholithotripsy 12,725 cdehiloprsty 12 84
75 historicogeographical 12,777 aceghiloprst 12 83
76 pseudohermaphroditism 12,806 adehimoprstu 12 82
77 cholecystonephrostomy 12,838 cehlmnoprsty 12 81
78 overcommercialization 12,914 aceilmnortvz 12 80
79 microseismometrograph 12,985 aceghimoprst 12 79
80 hydroxycorticosterone 13,161 cdehinorstxy 12 78