8 letter words:
fortress11,
frostier11,
rotifers11,
resistor8,
roisters8,
sorriest8,
7 letter words:
forests10,
forties10,
fosters10,
resifts10,
rotifer10,
sifters10,
softies10,
strifes10,
orrises7,
resorts7,
rioters7,
roister7,
rosiest7,
rosters7,
sorites7,
sorters7,
sorties7,
storers7,
stories7,
trioses7,
6 letter words:
feists9,
fetors9,
firers9,
firsts9,
foists9,
forest9,
forrit9,
fortes9,
fortis9,
foster9,
friers9,
frises9,
frites9,
frosts9,
refits9,
resift9,
rifest9,
serifs9,
sifter9,
softer9,
softie9,
strife9,
osiers6,
resist6,
resits6,
resort6,
retros6,
rioter6,
risers6,
rosets6,
rosier6,
roster6,
seisor6,
sister6,
sorest6,
sorter6,
sortie6,
storer6,
stores6,
tories6,
torses6,
tosser6,
triers6,
triose6,
tsores6,
tsoris6,
5 letter words:
feist8,
fests8,
fetor8,
firer8,
fires8,
first8,
fists8,
foist8,
fores8,
forte8,
forts8,
fosse8,
frets8,
frier8,
fries8,
frise8,
frits8,
froes8,
frore8,
frost8,
ofter8,
refit8,
reifs8,
rifer8,
rifts8,
seifs8,
serfs8,
serif8,
sifts8,
softs8,
orris5,
osier5,
resit5,
rests5,
retro5,
riots5,
riser5,
rises5,
rites5,
roses5,
roset5,
rotes5,
rotis5,
sires5,
sites5,
sorer5,
sores5,
sorts5,
sties5,
stirs5,
store5,
tiers5,
tires5,
tiros5,
tores5,
torrs5,
torse5,
torsi5,
tress5,
trier5,
tries5,
trios5,
trois5,
4 letter words:
efts7,
fess7,
fest7,
fets7,
fire7,
firs7,
fist7,
fits7,
foes7,
fore7,
fort7,
foss7,
fret7,
frit7,
froe7,
refs7,
reft7,
reif7,
rife7,
rifs7,
rift7,
seif7,
serf7,
sift7,
soft7,
tref7,
eros4,
errs4,
erst4,
ires4,
ores4,
orts4,
oses4,
reis4,
rest4,
rets4,
riot4,
rise4,
rite4,
roes4,
rose4,
rote4,
roti4,
rots4,
seis4,
sers4,
sets4,
sire4,
sirs4,
site4,
sits4,
sore4,
sori4,
sort4,
sots4,
sris4,
stir4,
tier4,
ties4,
tire4,
tiro4,
toes4,
tore4,
tori4,
torr4,
tors4,
toss4,
tres4,
trio4,
3 letter words:
efs6,
eft6,
fer6,
fes6,
fet6,
fie6,
fir6,
fit6,
foe6,
for6,
fro6,
ifs6,
oft6,
ref6,
rif6,
err3,
ers3,
ess3,
ire3,
its3,
oes3,
ore3,
ors3,
ort3,
ose3,
rei3,
res3,
ret3,
roe3,
rot3,
sei3,
ser3,
set3,
sir3,
sis3,
sit3,
sos3,
sot3,
sri3,
tie3,
tis3,
toe3,
tor3,
2 letter words:
ef5,
fe5,
if5,
of5,
er2,
es2,
et2,
is2,
it2,
oe2,
oi2,
or2,
os2,
re2,
si2,
so2,
ti2,
to2,