8 letter words:
iceboxes19,
6 letter words:
icebox17,
xebecs17,
excise15,
ibexes15,
5 letter words:
xebec16,
boxes14,
coxes14,
execs14,
exies12,
bices9,
cosie7,
obese7,
4 letter words:
exec13,
ibex13,
exes11,
oxes11,
bice8,
cobs8,
bees6,
bios6,
bise6,
bois6,
cees6,
cose6,
ecos6,
ices6,
obes6,
obis6,
seco6,
sice6,
3 letter words:
box12,
cox12,
exo10,
sex10,
six10,
sox10,
xis10,
cob7,
bee5,
bes5,
bio5,
bis5,
boi5,
bos5,
cee5,
cis5,
cos5,
eco5,
ice5,
obe5,
obi5,
obs5,
sec5,
sib5,
sic5,
sob5,
soc5,
ios3,
iso3,
oes3,
ose3,
see3,
sei3,
2 letter words:
ex9,
ox9,
xi9,
be4,
bi4,
bo4,
ob4,
ee2,
es2,
io2,
is2,
oe2,
oi2,
os2,
si2,
so2,