4 letter Words with the Lowest Letter Frequency Scores
| # | Word | Frequency Score | Letters (Alpha) | Unique Letter Count | Ranking (Len) |
| 1961 |
ralf |
2,042 |
aflr |
4 |
3,589 |
| 1962 |
farl |
2,042 |
aflr |
4 |
3,587 |
| 1963 |
bunt |
2,042 |
bntu |
4 |
3,586 |
| 1964 |
ovid |
2,042 |
diov |
4 |
3,588 |
| 1965 |
duns |
2,043 |
dnsu |
4 |
3,585 |
| 1966 |
ogam |
2,044 |
agmo |
4 |
3,583 |
| 1967 |
fica |
2,044 |
acfi |
4 |
3,579 |
| 1968 |
tavy |
2,044 |
atvy |
4 |
3,584 |
| 1969 |
dika |
2,044 |
adik |
4 |
3,578 |
| 1970 |
goma |
2,044 |
agmo |
4 |
3,580 |
| 1971 |
kadi |
2,044 |
adik |
4 |
3,581 |
| 1972 |
bond |
2,044 |
bdno |
4 |
3,577 |
| 1973 |
kaid |
2,044 |
adik |
4 |
3,582 |
| 1974 |
luis |
2,045 |
ilsu |
4 |
3,576 |
| 1975 |
dhaw |
2,045 |
adhw |
4 |
3,574 |
| 1976 |
freq |
2,045 |
efqr |
4 |
3,575 |
| 1977 |
obli |
2,046 |
bilo |
4 |
3,573 |
| 1978 |
bilo |
2,046 |
bilo |
4 |
3,568 |
| 1979 |
boil |
2,046 |
bilo |
4 |
3,570 |
| 1980 |
biol |
2,046 |
bilo |
4 |
3,569 |