5 letter words:
merks11,
smerk11,
treks9,
terms7,
4 letter words:
merk10,
erks8,
kest8,
kets8,
sekt8,
serk8,
sker8,
sket8,
trek8,
mets6,
rems6,
stem6,
tems6,
term6,
erst4,
rest4,
rets4,
tres4,
3 letter words:
erk7,
ket7,
tsk7,
ems5,
mes5,
met5,
rem5,
ers3,
est3,
res3,
ret3,
ser3,
set3,
tes3,
2 letter words:
em4,
me4,
er2,
es2,
et2,
re2,
st2,
te2,