6 letter words:
emigre9,
feirie9,
regime9,
5 letter words:
fermi10,
grief9,
grime8,
merge8,
4 letter words:
feme9,
firm9,
frig8,
fere7,
fire7,
free7,
germ7,
grim7,
reef7,
reif7,
rife7,
emir6,
mere6,
mire6,
miri6,
rime6,
eger5,
gree5,
3 letter words:
fem8,
fig7,
fee6,
fer6,
fie6,
fir6,
gem6,
meg6,
mig6,
ref6,
rif6,
eme5,
mir5,
rem5,
rim5,
erg4,
gee4,
gie4,
reg4,
rig4,
ere3,
ire3,
ree3,
rei3,
2 letter words:
ef5,
fe5,
if5,
em4,
me4,
mi4,
er2,
re2,