6 letter words:
fivers12,
infers9,
vinier9,
5 letter words:
fiver11,
fives11,
ferns8,
finer8,
fines8,
finis8,
fires8,
firns8,
fries8,
frise8,
infer8,
ivies8,
neifs8,
reifs8,
riven8,
rives8,
serif8,
siver8,
veins8,
viers8,
vines8,
vires8,
nisei5,
reins5,
resin5,
rinse5,
risen5,
serin5,
siren5,
4 letter words:
five10,
fens7,
fern7,
fine7,
fins7,
fire7,
firn7,
firs7,
neif7,
nevi7,
refs7,
reif7,
revs7,
rife7,
rifs7,
rive7,
seif7,
serf7,
vein7,
vier7,
vies7,
vine7,
vise7,
erns4,
ires4,
iris4,
nisi4,
rein4,
reis4,
rins4,
rise4,
sine4,
sire4,
3 letter words:
efs6,
fen6,
fer6,
fes6,
fie6,
fin6,
fir6,
ifs6,
ref6,
rev6,
rif6,
vie6,
vis6,
ens3,
ern3,
ers3,
ins3,
ire3,
rei3,
res3,
rin3,
sei3,
sen3,
ser3,
sin3,
sir3,
sri3,
2 letter words:
ef5,
fe5,
if5,
en2,
er2,
es2,
in2,
is2,
ne2,
re2,
si2,