7 letter words:
usucapt11,
6 letter words:
scrawp13,
carpus10,
catsup10,
cutups10,
upcast10,
waurst9,
crusta8,
curats8,
5 letter words:
craws10,
scraw10,
swapt10,
warps10,
wraps10,
wrapt10,
caput9,
carps9,
caups9,
craps9,
cutup9,
pacts9,
scarp9,
scaup9,
scrap9,
straw8,
swart8,
warst8,
warts8,
waurs8,
wrast8,
wurst8,
arcus7,
carts7,
crust7,
curat7,
curst7,
parts7,
patus7,
prats7,
praus7,
pruta7,
scart7,
scaur7,
scrat7,
scuta7,
spart7,
sprat7,
spurt7,
sputa7,
strap7,
stupa7,
supra7,
tapus7,
tarps7,
traps7,
turps7,
usurp7,
ratus5,
surat5,
sutra5,
4 letter words:
caws9,
craw9,
paws9,
scaw9,
spaw9,
swap9,
waps9,
warp9,
wasp9,
wrap9,
caps8,
carp8,
caup8,
crap8,
cups8,
cusp8,
pacs8,
pact8,
scup8,
raws7,
staw7,
swat7,
taws7,
twas7,
wars7,
wart7,
wast7,
wats7,
waur7,
acts6,
apts6,
arcs6,
cars6,
cart6,
cast6,
cats6,
crus6,
curs6,
curt6,
cuts6,
pars6,
part6,
past6,
pats6,
patu6,
prat6,
prau6,
purs6,
puts6,
raps6,
rapt6,
rasp6,
rucs6,
scar6,
scat6,
scur6,
scut6,
spar6,
spat6,
spur6,
stap6,
taps6,
tapu6,
tarp6,
trap6,
tups6,
upas6,
upta6,
urps6,
arts4,
rast4,
rats4,
ratu4,
rusa4,
rust4,
ruts4,
saut4,
star4,
sura4,
tars4,
taus4,
tsar4,
ursa4,
urus4,
utas4,
utus4,
3 letter words:
caw8,
paw8,
twp8,
wap8,
cap7,
cup7,
pac7,
raw6,
saw6,
taw6,
twa6,
war6,
was6,
wat6,
wus6,
act5,
apt5,
arc5,
asp5,
car5,
cat5,
cru5,
cur5,
cut5,
par5,
pas5,
pat5,
pst5,
pur5,
pus5,
put5,
rap5,
ruc5,
sac5,
sap5,
spa5,
sup5,
tap5,
tup5,
ups5,
urp5,
ars3,
art3,
ras3,
rat3,
rut3,
sar3,
sat3,
sau3,
sur3,
tar3,
tas3,
tau3,
uta3,
uts3,
utu3,
2 letter words:
aw5,
pa4,
up4,
ar2,
as2,
at2,
st2,
ta2,
ur2,
us2,
ut2,