7 letter words:
turnups9,
upturns9,
6 letter words:
prunts8,
prunus8,
turnup8,
upruns8,
upturn8,
5 letter words:
prunt7,
punts7,
spurn7,
spurt7,
sunup7,
turps7,
uprun7,
usurp7,
runts5,
turns5,
4 letter words:
puns6,
punt6,
purs6,
puts6,
spun6,
spur6,
tups6,
urps6,
nurs4,
nuts4,
runs4,
runt4,
rust4,
ruts4,
stun4,
tuns4,
turn4,
urns4,
urus4,
utus4,
3 letter words:
pst5,
pun5,
pur5,
pus5,
put5,
sup5,
tup5,
ups5,
urp5,
nur3,
nus3,
nut3,
run3,
rut3,
sun3,
sur3,
tun3,
uns3,
urn3,
uts3,
utu3,
2 letter words:
up4,
nu2,
st2,
un2,
ur2,
us2,
ut2,