6 letter words:
furans9,
5 letter words:
fawns11,
swarf11,
fauns8,
furan8,
snafu8,
snarf8,
warns8,
surra5,
4 letter words:
fawn10,
arfs7,
awns7,
fans7,
faun7,
funs7,
furs7,
raws7,
sawn7,
snaw7,
surf7,
swan7,
wans7,
warn7,
wars7,
waur7,
anus4,
runs4,
sura4,
urns4,
ursa4,
3 letter words:
arf6,
awn6,
fan6,
far6,
fas6,
fun6,
fur6,
naw6,
raw6,
saw6,
wan6,
war6,
was6,
ars3,
nus3,
ran3,
ras3,
run3,
sau3,
sun3,
uns3,
urn3,
2 letter words:
aw5,
fa5,
an2,
ar2,
as2,
na2,
nu2,
un2,
us2,