13 letter Words with the Lowest Letter Frequency Scores
| # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) |
| 9641 |
preextraction |
8,904 |
aceinoprtx |
10 |
5,013 |
| 9642 |
palaeostracan |
8,904 |
acelnoprst |
10 |
5,012 |
| 9643 |
benefactrices |
8,905 |
abcefinrst |
10 |
5,009 |
| 9644 |
cardiogenesis |
8,905 |
acdeginors |
10 |
5,010 |
| 9645 |
sacroperineal |
8,905 |
aceilnoprs |
10 |
5,008 |
| 9646 |
frequentative |
8,906 |
aefinqrtuv |
10 |
5,007 |
| 9647 |
astrometrical |
8,907 |
aceilmorst |
10 |
5,005 |
| 9648 |
superpatience |
8,907 |
aceinprstu |
10 |
5,006 |
| 9649 |
mesencephalon |
8,908 |
acehlmnops |
10 |
5,004 |
| 9650 |
encroachments |
8,909 |
acehmnorst |
10 |
5,003 |
| 9651 |
transpositive |
8,910 |
aeinoprstv |
10 |
5,002 |
| 9652 |
interbalanced |
8,911 |
abcdeilnrt |
10 |
5,000 |
| 9653 |
bradyesthesia |
8,911 |
abdehirsty |
10 |
5,001 |
| 9654 |
inadvertently |
8,911 |
adeilnrtvy |
10 |
4,999 |
| 9655 |
mycetogenesis |
8,912 |
cegimnosty |
10 |
4,998 |
| 9656 |
therapeutical |
8,912 |
acehilprtu |
10 |
4,997 |
| 9657 |
protosilicate |
8,913 |
aceiloprst |
10 |
4,996 |
| 9658 |
nontautomeric |
8,913 |
aceimnortu |
10 |
4,995 |
| 9659 |
concelebrated |
8,914 |
abcdelnort |
10 |
4,993 |
| 9660 |
intergossiped |
8,914 |
deginoprst |
10 |
4,994 |