15 letter Words with the Lowest Letter Frequency Scores
| # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) |
| 2001 |
autotrophically |
8,653 |
achiloprtuy |
11 |
3,235 |
| 2002 |
hyperthyroidism |
8,655 |
dehimoprsty |
11 |
3,234 |
| 2003 |
brachycephalies |
8,655 |
abcehilprsy |
11 |
3,233 |
| 2004 |
unaccessibility |
8,656 |
abceilnstuy |
11 |
3,232 |
| 2005 |
monumentalizing |
8,657 |
aegilmnotuz |
11 |
3,231 |
| 2006 |
cystenchymatous |
8,658 |
acehmnostuy |
11 |
3,230 |
| 2007 |
hypnotisability |
8,659 |
abhilnopsty |
11 |
3,229 |
| 2008 |
hypercryalgesia |
8,659 |
aceghilprsy |
11 |
3,228 |
| 2009 |
juxtapositional |
8,660 |
aijlnopstux |
11 |
3,227 |
| 2010 |
quinquepetaloid |
8,661 |
adeilnopqtu |
11 |
3,226 |
| 2011 |
subminiaturizes |
8,663 |
abeimnrstuz |
11 |
3,225 |
| 2012 |
invulnerability |
8,664 |
abeilnrtuvy |
11 |
3,224 |
| 2013 |
pseudomonotropy |
8,665 |
demnoprstuy |
11 |
3,223 |
| 2014 |
tetracarboxylic |
8,666 |
abceilortxy |
11 |
3,222 |
| 2015 |
isopropylacetic |
8,667 |
aceiloprsty |
11 |
3,221 |
| 2016 |
phthisipneumony |
8,668 |
ehimnopstuy |
11 |
3,220 |
| 2017 |
unconsecutively |
8,669 |
ceilnostuvy |
11 |
3,219 |
| 2018 |
uninstructively |
8,671 |
ceilnrstuvy |
11 |
3,218 |
| 2019 |
sphenosquamosal |
8,673 |
aehlmnopqsu |
11 |
3,217 |
| 2020 |
displeasureably |
8,675 |
abdeilprsuy |
11 |
3,216 |