7 letter words:
unfrock16,
functor12,
6 letter words:
uncork12,
kronur10,
5 letter words:
frock14,
trock11,
truck11,
croft10,
knout9,
korun9,
trunk9,
fount8,
front8,
furor8,
futon8,
cornu7,
count7,
court7,
cruor7,
4 letter words:
fuck13,
fork11,
funk11,
conk10,
cork10,
nock10,
rock10,
ruck10,
tuck10,
coft9,
corf9,
curf9,
knot8,
knur8,
turk8,
font7,
fort7,
four7,
tofu7,
turf7,
corn6,
cunt6,
curn6,
curr6,
curt6,
torc6,
unco6,
rout4,
runt4,
torn4,
torr4,
tour4,
turn4,
unto4,
3 letter words:
kor7,
fon6,
for6,
fou6,
fro6,
fun6,
fur6,
oft6,
con5,
cor5,
cot5,
cru5,
cur5,
cut5,
orc5,
roc5,
nor3,
not3,
nut3,
ort3,
our3,
out3,
rot3,
run3,
rut3,
ton3,
tor3,
tun3,
urn3,
2 letter words:
of5,
no2,
nu2,
on2,
or2,
to2,
un2,
ut2,