5 letter words:
infra8,
dinar6,
drain6,
nadir6,
ranid6,
4 letter words:
fard8,
find8,
fain7,
fair7,
fiar7,
firn7,
naif7,
arid5,
darn5,
nard5,
raid5,
rand5,
rind5,
airn4,
rain4,
rani4,
3 letter words:
dif7,
fad7,
fid7,
arf6,
fan6,
far6,
fin6,
fir6,
rif6,
aid4,
and4,
dan4,
din4,
rad4,
rid4,
ain3,
air3,
ani3,
rai3,
ran3,
ria3,
rin3,
2 letter words:
fa5,
if5,
ad3,
id3,
ai2,
an2,
ar2,
in2,
na2,