16 letter Words with the Lowest Letter Frequency Scores
| # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) |
| 2661 |
underpetticoated |
11,549 |
acdeinoprtu |
11 |
1,281 |
| 2662 |
predeterminately |
11,554 |
adeilmnprty |
11 |
1,280 |
| 2663 |
electrosynthesis |
11,578 |
cehilnorsty |
11 |
1,279 |
| 2664 |
acetylenediurein |
11,584 |
acdeilnrtuy |
11 |
1,278 |
| 2665 |
septentrionality |
11,587 |
aeilnoprsty |
11 |
1,277 |
| 2666 |
confederationist |
11,587 |
acdefinorst |
11 |
1,276 |
| 2667 |
depreciatoriness |
11,598 |
acdeinoprst |
11 |
1,275 |
| 2668 |
vespertilioninae |
11,600 |
aeilnoprstv |
11 |
1,274 |
| 2669 |
representatively |
11,600 |
aeilnprstvy |
11 |
1,273 |
| 2670 |
telestereography |
11,626 |
aeghloprsty |
11 |
1,272 |
| 2671 |
deliberativeness |
11,635 |
abdeilnrstv |
11 |
1,271 |
| 2672 |
semiheterocercal |
11,654 |
acehilmorst |
11 |
1,270 |
| 2673 |
electrodentistry |
11,674 |
cdeilnorsty |
11 |
1,269 |
| 2674 |
preadvertisement |
11,684 |
adeimnprstv |
11 |
1,268 |
| 2675 |
centrolepidaceae |
11,692 |
acdeilnoprt |
11 |
1,267 |
| 2676 |
predestinational |
11,710 |
adeilnoprst |
11 |
1,266 |
| 2677 |
aerotherapeutics |
11,714 |
acehioprstu |
11 |
1,265 |
| 2678 |
jolterheadedness |
11,715 |
adehjlnorst |
11 |
1,264 |
| 2679 |
echinostomatidae |
11,725 |
acdehimnost |
11 |
1,263 |
| 2680 |
nondeterminately |
11,726 |
adeilmnorty |
11 |
1,262 |