8 letter words:
ursiform13,
6 letter words:
forums11,
furors9,
morris8,
rimous8,
rumors8,
5 letter words:
firms10,
forms10,
forum10,
fours8,
furor8,
murrs7,
rumor7,
orris5,
4 letter words:
firm9,
form9,
from9,
firs7,
four7,
furs7,
rifs7,
surf7,
mirs6,
miso6,
mors6,
murr6,
rims6,
roms6,
rums6,
sumo6,
ours4,
sori4,
sour4,
3 letter words:
fir6,
for6,
fou6,
fro6,
fur6,
ifs6,
rif6,
ism5,
mir5,
mis5,
mor5,
mos5,
mus5,
oms5,
rim5,
rom5,
rum5,
sim5,
som5,
sum5,
ors3,
our3,
sir3,
sou3,
sri3,
2 letter words:
if5,
of5,
mi4,
mo4,
mu4,
om4,
um4,
is2,
oi2,
or2,
os2,
si2,
so2,
us2,