5 letter words:
nerts5,
netts5,
rents5,
stent5,
stern5,
tents5,
terns5,
terts5,
trest5,
trets5,
4 letter words:
erns4,
erst4,
nest4,
nets4,
nett4,
rens4,
rent4,
rest4,
rets4,
sent4,
sett4,
sten4,
stet4,
tens4,
tent4,
tern4,
test4,
tets4,
tres4,
tret4,
3 letter words:
ens3,
ern3,
ers3,
est3,
net3,
ren3,
res3,
ret3,
sen3,
ser3,
set3,
ten3,
tes3,
tet3,
2 letter words:
en2,
er2,
es2,
et2,
ne2,
re2,
st2,
te2,