6 letter words:
oboist8,
5 letter words:
bozos16,
zitis14,
swift11,
woofs11,
foist8,
foots8,
boost7,
boots7,
obits7,
4 letter words:
bozo15,
ziti13,
zits13,
zoos13,
woof10,
bows9,
fibs9,
fobs9,
swob9,
fist7,
fits7,
foot7,
iwis7,
sift7,
soft7,
stow7,
swot7,
tows7,
twos7,
wist7,
wits7,
woos7,
wost7,
wots7,
bios6,
bits6,
boos6,
boot6,
bots6,
ibis6,
obis6,
obit6,
stob6,
oots4,
soot4,
3 letter words:
fiz15,
wiz15,
biz14,
zit12,
zoo12,
bow8,
fib8,
fob8,
fit6,
ifs6,
oft6,
sow6,
tow6,
two6,
wis6,
wit6,
woo6,
wos6,
wot6,
bio5,
bis5,
bit5,
boo5,
bos5,
bot5,
obi5,
sib5,
sob5,
its3,
oot3,
sit3,
sot3,
tis3,
too3,
2 letter words:
if5,
of5,
ow5,
wo5,
bi4,
bo4,
is2,
it2,
oi2,
os2,
si2,
so2,
ti2,
to2,