7 letter words:
bookoos13,
bromism13,
imbosom13,
6 letter words:
bookoo12,
brooks12,
bromos10,
brooms10,
irokos10,
obiism10,
porism10,
primos10,
promos10,
simoom10,
oribis8,
pooris8,
5 letter words:
kiosk13,
kirks13,
kooks13,
skimp13,
birks11,
books11,
borks11,
brisk11,
brook11,
kobos11,
mirks11,
pikis11,
porks11,
skimo11,
smirk11,
spook11,
booms9,
bosom9,
brims9,
bromo9,
broom9,
impis9,
iroko9,
pomos9,
primi9,
primo9,
prims9,
prism9,
promo9,
proms9,
romps9,
rooks9,
biros7,
boors7,
brios7,
broos7,
moors7,
oribi7,
poori7,
proso7,
rooms7,
sopor7,
spoor7,
4 letter words:
kirk12,
kook12,
birk10,
bisk10,
book10,
bork10,
bosk10,
kips10,
kobo10,
kobs10,
kops10,
mirk10,
mosk10,
piki10,
pork10,
skim10,
skip10,
spik10,
boom8,
bops8,
brim8,
impi8,
imps8,
irks8,
kirs8,
kois8,
kors8,
kris8,
mibs8,
mips8,
mobs8,
momi8,
moms8,
mops8,
pomo8,
poms8,
prim8,
prom8,
risk8,
romp8,
rook8,
simp8,
sook8,
bios6,
biro6,
boor6,
boos6,
brio6,
bris6,
broo6,
bros6,
ibis6,
miri6,
mirs6,
miso6,
moor6,
moos6,
mors6,
obis6,
oops6,
orbs6,
piso6,
pois6,
poor6,
poos6,
pros6,
ribs6,
rims6,
rips6,
robs6,
roms6,
room6,
sorb6,
iris4,
sori4,
3 letter words:
kip9,
kob9,
kop9,
bop7,
imp7,
irk7,
kir7,
kis7,
koi7,
kor7,
kos7,
mib7,
mim7,
mob7,
mom7,
mop7,
pom7,
ski7,
bio5,
bis5,
boo5,
bos5,
bro5,
ism5,
mir5,
mis5,
moo5,
mor5,
mos5,
obi5,
oms5,
ops5,
orb5,
pis5,
poi5,
poo5,
pro5,
psi5,
rib5,
rim5,
rip5,
rob5,
rom5,
sib5,
sim5,
sip5,
sob5,
som5,
sop5,
ors3,
sir3,
sri3,
2 letter words:
ki6,
mm6,
bi4,
bo4,
mi4,
mo4,
om4,
op4,
pi4,
is2,
oi2,
or2,
os2,
si2,
so2,