5 letter words:
koura9,
furor8,
4 letter words:
koff14,
fork11,
raff10,
ruff10,
karo8,
kora8,
koru8,
okra8,
raku8,
rark8,
afro7,
faro7,
faur7,
fora7,
four7,
frau7,
furr7,
orra4,
roar4,
urao4,
3 letter words:
kaf10,
aff9,
off9,
ark7,
auk7,
koa7,
kor7,
oak7,
oka7,
ouk7,
rok7,
arf6,
auf6,
far6,
for6,
fou6,
fra6,
fro6,
fur6,
oaf6,
orf6,
ufo6,
oar3,
ora3,
our3,
2 letter words:
ka6,
ko6,
fa5,
of5,
ar2,
or2,
ou2,
ur2,