5 letter words:
curfs10,
fucus10,
scuft10,
scurf10,
frust8,
turfs8,
crust7,
curst7,
4 letter words:
curf9,
fusc9,
furs7,
fust7,
surf7,
turf7,
crus6,
curs6,
curt6,
cuts6,
rucs6,
scur6,
scut6,
rust4,
ruts4,
urus4,
utus4,
3 letter words:
fur6,
cru5,
cur5,
cut5,
ruc5,
rut3,
sur3,
uts3,
utu3,
2 letter words:
st2,
ur2,
us2,
ut2,