6 letter words:
prefix18,
5 letter words:
fixer15,
refix15,
pixie14,
afire8,
feria8,
4 letter words:
apex13,
prex13,
ixia11,
frap9,
fair7,
fare7,
fear7,
fiar7,
fire7,
frae7,
reif7,
rife7,
aper6,
pair6,
pare6,
pear6,
peri6,
pier6,
rape6,
reap6,
ripe6,
3 letter words:
fax13,
fix13,
pax12,
pix12,
axe10,
rax10,
rex10,
arf6,
far6,
fer6,
fie6,
fir6,
ref6,
rif6,
ape5,
par5,
pea5,
per5,
pia5,
pie5,
rap5,
rep5,
rip5,
air3,
are3,
ear3,
era3,
ire3,
rai3,
rei3,
ria3,
2 letter words:
ax9,
ex9,
xi9,
ef5,
fa5,
fe5,
if5,
pa4,
pe4,
pi4,
ae2,
ai2,
ar2,
er2,
re2,