7 letter words:
surfman12,
6 letter words:
fanums11,
furans9,
unarms8,
urmans8,
5 letter words:
fanum10,
farms10,
samfu10,
fauns8,
fraus8,
furan8,
snafu8,
snarf8,
arums7,
manus7,
muras7,
musar7,
ramus7,
rusma7,
unarm7,
urman7,
rauns5,
4 letter words:
farm9,
fums9,
arfs7,
aufs7,
fans7,
fars7,
faun7,
faur7,
fras7,
frau7,
funs7,
furs7,
surf7,
amus6,
arms6,
arum6,
mans6,
mars6,
masu6,
maun6,
mnas6,
muns6,
mura6,
nams6,
namu6,
rams6,
rums6,
smur6,
anus4,
nurs4,
raun4,
runs4,
rusa4,
snar4,
sura4,
urns4,
ursa4,
3 letter words:
fum8,
arf6,
auf6,
fan6,
far6,
fas6,
fra6,
fun6,
fur6,
amu5,
arm5,
man5,
mar5,
mas5,
mna5,
mun5,
mus5,
nam5,
ram5,
rum5,
sam5,
sma5,
sum5,
ars3,
nas3,
nur3,
nus3,
ran3,
ras3,
run3,
san3,
sar3,
sau3,
sun3,
sur3,
uns3,
urn3,
2 letter words:
fa5,
am4,
ma4,
mu4,
um4,
an2,
ar2,
as2,
na2,
nu2,
un2,
ur2,
us2,