13 letter Words with the Lowest Letter Frequency Scores
| # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) |
| 18801 |
prerequisites |
8,919 |
eipqrstu |
8 |
18,072 |
| 18802 |
illegitimated |
8,921 |
adegilmt |
8 |
18,070 |
| 18803 |
brieflessness |
8,923 |
befilnrs |
8 |
18,067 |
| 18804 |
mademoiselles |
8,923 |
adeilmos |
8 |
18,065 |
| 18805 |
preservatives |
8,923 |
aeiprstv |
8 |
18,068 |
| 18806 |
nonforfeiture |
8,923 |
efinortu |
8 |
18,066 |
| 18807 |
roentgenogram |
8,923 |
aegmnort |
8 |
18,069 |
| 18808 |
santification |
8,924 |
acfinost |
8 |
18,062 |
| 18809 |
worrisomeness |
8,924 |
eimnorsw |
8 |
18,064 |
| 18810 |
unresurrected |
8,924 |
cdenrstu |
8 |
18,063 |
| 18811 |
indoctrinator |
8,927 |
acdinort |
8 |
18,060 |
| 18812 |
supersafeness |
8,927 |
aefnprsu |
8 |
18,059 |
| 18813 |
nonsubsistent |
8,927 |
beinostu |
8 |
18,061 |
| 18814 |
countersecure |
8,929 |
cenorstu |
8 |
18,058 |
| 18815 |
characterless |
8,930 |
acehlrst |
8 |
18,057 |
| 18816 |
savorlessness |
8,930 |
aelnorsv |
8 |
18,055 |
| 18817 |
microdetector |
8,930 |
cdeimort |
8 |
18,056 |
| 18818 |
semiundressed |
8,931 |
deimnrsu |
8 |
18,054 |
| 18819 |
arbitrational |
8,932 |
abilnort |
8 |
18,052 |
| 18820 |
incarnational |
8,932 |
acilnort |
8 |
18,053 |