7 letter words:
bioptic13,
6 letter words:
biopic12,
biotic10,
5 letter words:
optic9,
picot9,
topic9,
obiit7,
4 letter words:
bito6,
cito6,
coit6,
obit6,
otic6,
tipi6,
topi6,
3 letter words:
bop7,
cob7,
cop7,
pic7,
bio5,
bit5,
boi5,
bot5,
cit5,
cot5,
obi5,
opt5,
pit5,
poi5,
pot5,
tic5,
tip5,
toc5,
top5,
2 letter words:
bi4,
bo4,
ob4,
op4,
pi4,
po4,
io2,
it2,
oi2,
ti2,
to2,