6 letter words:
fucker15,
funker13,
5 letter words:
curer7,
recur7,
rerun5,
4 letter words:
feck13,
fuck13,
funk11,
kerf11,
cuke10,
neck10,
reck10,
ruck10,
curf9,
kern8,
knur8,
kune8,
kuru8,
neuk8,
nuke8,
enuf7,
fern7,
cure6,
curn6,
curr6,
ecru6,
ruer4,
rune4,
3 letter words:
kef10,
ken7,
kue7,
uke7,
fen6,
fer6,
feu6,
fun6,
fur6,
ref6,
cru5,
cue5,
cur5,
ecu5,
rec5,
ern3,
err3,
rue3,
run3,
urn3,
2 letter words:
ef5,
fe5,
en2,
er2,
ne2,
nu2,
re2,
un2,