5 letter words:
kurre9,
curer7,
recur7,
4 letter words:
kuzu17,
zerk17,
keck14,
kuku12,
cuke10,
reck10,
ruck10,
kuru8,
crue6,
cure6,
curr6,
ecru6,
ruer4,
ruru4,
3 letter words:
zek16,
cuz14,
rez12,
erk7,
euk7,
kue7,
uke7,
cru5,
cue5,
cur5,
ecu5,
rec5,
ruc5,
err3,
rue3,
ure3,
2 letter words:
er2,
re2,
ur2,