6 letter words:
luzern15,
lunker10,
runkle10,
5 letter words:
knurl9,
4 letter words:
zerk17,
kern8,
knur8,
kune8,
leku8,
luke8,
lunk8,
lurk8,
nerk8,
neuk8,
nuke8,
renk8,
lune4,
lure4,
nurl4,
rule4,
rune4,
3 letter words:
zek16,
lez12,
luz12,
rez12,
zel12,
elk7,
erk7,
euk7,
ken7,
kue7,
lek7,
nek7,
uke7,
ern3,
leu3,
lur3,
nur3,
ren3,
rue3,
run3,
ule3,
ure3,
urn3,
2 letter words:
el2,
en2,
er2,
ne2,
nu2,
re2,
un2,
ur2,