7 letter words:
airfare10,
refrain10,
6 letter words:
fainer9,
fairer9,
farina9,
fraena9,
infare9,
5 letter words:
afire8,
faena8,
farer8,
feria8,
finer8,
firer8,
frena8,
friar8,
frier8,
infer8,
infra8,
rifer8,
airer5,
anear5,
arena5,
naira5,
reran5,
4 letter words:
afar7,
fain7,
fair7,
fane7,
fare7,
fear7,
fern7,
fiar7,
fine7,
fire7,
firn7,
frae7,
naif7,
neif7,
reif7,
rife7,
airn4,
area4,
aria4,
earn4,
near4,
raia4,
rain4,
rani4,
rare4,
rear4,
rein4,
3 letter words:
arf6,
fan6,
far6,
fen6,
fer6,
fie6,
fin6,
fir6,
ref6,
rif6,
ain3,
air3,
ana3,
ane3,
ani3,
are3,
ear3,
era3,
ern3,
err3,
ire3,
nae3,
rai3,
ran3,
rei3,
ria3,
rin3,
2 letter words:
ef5,
fa5,
fe5,
if5,
aa2,
ae2,
ai2,
an2,
ar2,
en2,
er2,
in2,
na2,
ne2,
re2,