7 letter words:
fastens10,
fatness10,
6 letter words:
fasten9,
feasts9,
safest9,
assent6,
sanest6,
stanes6,
5 letter words:
fanes8,
fasts8,
fates8,
feast8,
feats8,
fests8,
fetas8,
safes8,
antes5,
asset5,
easts5,
etnas5,
nates5,
neats5,
nests5,
sanes5,
sates5,
seats5,
sensa5,
stane5,
tasse5,
4 letter words:
efts7,
fane7,
fans7,
fast7,
fate7,
fats7,
feat7,
fens7,
fess7,
fest7,
feta7,
fets7,
safe7,
anes4,
ante4,
ants4,
ates4,
east4,
eats4,
etas4,
etna4,
neat4,
ness4,
nest4,
nets4,
sane4,
sans4,
sate4,
seas4,
seat4,
sent4,
seta4,
sets4,
tans4,
tass4,
teas4,
tens4,
3 letter words:
aft6,
efs6,
eft6,
fan6,
fas6,
fat6,
fen6,
fes6,
fet6,
ane3,
ant3,
ass3,
ate3,
eat3,
ens3,
ess3,
eta3,
nae3,
net3,
sae3,
sat3,
sea3,
sen3,
set3,
tae3,
tan3,
tas3,
tea3,
ten3,
2 letter words:
ef5,
fa5,
fe5,
ae2,
an2,
as2,
at2,
en2,
es2,
et2,
na2,
ne2,
ta2,