6 letter words:
fairer9,
rapier8,
repair8,
5 letter words:
afire8,
farer8,
feria8,
firer8,
friar8,
frier8,
rifer8,
parer7,
prier7,
raper7,
riper7,
airer5,
4 letter words:
frap9,
fair7,
fare7,
fear7,
fiar7,
fire7,
frae7,
reif7,
rife7,
aper6,
pair6,
pare6,
parr6,
pear6,
peri6,
pier6,
rape6,
reap6,
ripe6,
rare4,
rear4,
3 letter words:
arf6,
far6,
fer6,
fie6,
fir6,
ref6,
rif6,
ape5,
par5,
pea5,
per5,
pia5,
pie5,
rap5,
rep5,
rip5,
air3,
are3,
ear3,
era3,
err3,
ire3,
rai3,
rei3,
ria3,
2 letter words:
ef5,
fa5,
fe5,
if5,
pa4,
pe4,
pi4,
ae2,
ai2,
ar2,
er2,
re2,