6 letter words:
finger10,
fringe10,
5 letter words:
fiver11,
feign9,
given9,
giver9,
grief9,
finer8,
infer8,
riven8,
reign6,
renig6,
4 letter words:
five10,
frig8,
give8,
fern7,
fine7,
fire7,
firn7,
neif7,
nevi7,
reif7,
rife7,
rive7,
vein7,
vier7,
vine7,
gien5,
girn5,
grin5,
ring5,
rein4,
3 letter words:
fig7,
veg7,
vig7,
fen6,
fer6,
fie6,
fin6,
fir6,
ref6,
rev6,
rif6,
vie6,
eng4,
erg4,
gen4,
gie4,
gin4,
neg4,
reg4,
rig4,
ern3,
ire3,
rei3,
rin3,
2 letter words:
ef5,
fe5,
if5,
en2,
er2,
in2,
ne2,
re2,