6 letter words:
filets9,
fliest9,
flites9,
itself9,
stifle9,
5 letter words:
feist8,
felts8,
files8,
filet8,
flies8,
flite8,
flits8,
lefts8,
lifts8,
islet5,
istle5,
stile5,
tiles5,
4 letter words:
efts7,
felt7,
fest7,
fets7,
file7,
fils7,
fist7,
fits7,
flit7,
left7,
lief7,
life7,
lift7,
seif7,
self7,
sift7,
isle4,
leis4,
lest4,
lets4,
lies4,
list4,
lite4,
lits4,
silt4,
site4,
slit4,
tels4,
ties4,
tile4,
tils4,
3 letter words:
efs6,
eft6,
elf6,
fes6,
fet6,
fie6,
fil6,
fit6,
ifs6,
els3,
its3,
lei3,
les3,
let3,
lie3,
lis3,
lit3,
sei3,
sel3,
set3,
sit3,
tel3,
tie3,
til3,
tis3,
2 letter words:
ef5,
fe5,
if5,
el2,
es2,
et2,
is2,
it2,
li2,
si2,
ti2,