6 letter words:
frieze18,
feirie9,
5 letter words:
furze17,
fuzee17,
kefir12,
4 letter words:
jeez20,
zerk17,
friz16,
fuze16,
jerk15,
juke15,
fuji14,
jefe14,
jeer11,
keef11,
kerf11,
kief11,
kufi11,
keir8,
kier8,
reek8,
fere7,
fire7,
free7,
reef7,
reif7,
rife7,
3 letter words:
zek16,
fez15,
fiz15,
zee12,
jee10,
jeu10,
kef10,
kif10,
eek7,
eke7,
irk7,
kir7,
kue7,
uke7,
fee6,
fer6,
feu6,
fie6,
fir6,
fur6,
ref6,
rif6,
ere3,
ire3,
ree3,
rei3,
rue3,
2 letter words:
ki6,
ef5,
fe5,
if5,
er2,
re2,