6 letter words:
swarfs12,
surras6,
5 letter words:
swarf11,
frass8,
surfs8,
suras5,
surra5,
4 letter words:
arfs7,
furs7,
fuss7,
raws7,
saws7,
surf7,
wars7,
waur7,
wuss7,
sura4,
ursa4,
urus4,
3 letter words:
arf6,
far6,
fas6,
fur6,
raw6,
saw6,
war6,
was6,
ars3,
ass3,
ras3,
sau3,
2 letter words:
aw5,
fa5,
ar2,
as2,
us2,