7 letter words:
oviduct13,
5 letter words:
divot9,
dicot8,
4 letter words:
void8,
duci7,
duct7,
odic7,
otic6,
doit5,
duit5,
3 letter words:
vid7,
cod6,
cud6,
doc6,
cot5,
cut5,
tic5,
dit4,
dot4,
dui4,
duo4,
oud4,
tod4,
udo4,
out3,
tui3,
2 letter words:
do3,
id3,
od3,
it2,
oi2,
ti2,
to2,
ut2,