13 letter Words with the Lowest Letter Frequency Scores
| # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) |
| 18101 |
phonendoscope |
8,385 |
cdehnops |
8 |
18,771 |
| 18102 |
pyretotherapy |
8,386 |
aehoprty |
8 |
18,770 |
| 18103 |
insubstantial |
8,387 |
abilnstu |
8 |
18,769 |
| 18104 |
civilisedness |
8,388 |
cdeilnsv |
8 |
18,768 |
| 18105 |
peripleuritis |
8,389 |
eilprstu |
8 |
18,766 |
| 18106 |
fortification |
8,389 |
acfinort |
8 |
18,767 |
| 18107 |
tripinnatifid |
8,392 |
adfinprt |
8 |
18,765 |
| 18108 |
semiacidified |
8,394 |
acdefims |
8 |
18,762 |
| 18109 |
nonoppressive |
8,394 |
einoprsv |
8 |
18,763 |
| 18110 |
unrestfulness |
8,394 |
eflnrstu |
8 |
18,764 |
| 18111 |
nondominating |
8,396 |
adgimnot |
8 |
18,760 |
| 18112 |
paravertebral |
8,396 |
abelprtv |
8 |
18,761 |
| 18113 |
irreceptivity |
8,396 |
ceiprtvy |
8 |
18,759 |
| 18114 |
choreographer |
8,398 |
aceghopr |
8 |
18,758 |
| 18115 |
barbarisation |
8,401 |
abinorst |
8 |
18,757 |
| 18116 |
unalleviative |
8,401 |
aeilntuv |
8 |
18,756 |
| 18117 |
indispensible |
8,404 |
bdeilnps |
8 |
18,755 |
| 18118 |
inconcealable |
8,404 |
abceilno |
8 |
18,754 |
| 18119 |
seroprognosis |
8,405 |
eginoprs |
8 |
18,753 |
| 18120 |
postparotitic |
8,405 |
acioprst |
8 |
18,752 |