9 letter words:
trihybrid18,
6 letter words:
hybrid15,
5 letter words:
yirth11,
birth10,
brith10,
dirty9,
third9,
thrid9,
4 letter words:
tidy8,
yird8,
bidi7,
bird7,
drib7,
thir7,
yirr7,
birr6,
brit6,
dirt5,
irid5,
tirr4,
3 letter words:
rhy9,
thy9,
dry7,
hid7,
yid7,
bid6,
dib6,
hit6,
try6,
bit5,
brr5,
rib5,
dit4,
rid4,
tid4,
rit3,
2 letter words:
by7,
hi5,
bi4,
di3,
id3,
it2,
ti2,