6 letter words:
faring10,
5 letter words:
fagin9,
infra8,
agrin6,
garni6,
grain6,
rangi6,
4 letter words:
fang8,
frag8,
frig8,
fain7,
fair7,
fiar7,
firn7,
naif7,
agin5,
gain5,
gair5,
gari5,
girn5,
gnar5,
gran5,
grin5,
ragi5,
rang5,
ring5,
airn4,
rain4,
rani4,
3 letter words:
fag7,
fig7,
gif7,
arf6,
fan6,
far6,
fin6,
fir6,
fra6,
rif6,
gan4,
gar4,
gin4,
nag4,
rag4,
rig4,
ain3,
air3,
ani3,
rai3,
ran3,
ria3,
rin3,
2 letter words:
fa5,
if5,
ag3,
gi3,
ai2,
an2,
ar2,
in2,
na2,