5 letter words:
kirby14,
4 letter words:
yirk11,
bilk10,
birk10,
brik10,
kilp10,
byrl9,
pily9,
blip8,
lirk8,
yirr7,
birl6,
birr6,
pirl6,
3 letter words:
biz14,
zip14,
riz12,
kip9,
ply8,
pry8,
yip8,
ilk7,
irk7,
kir7,
brr5,
lib5,
lip5,
pir5,
rib5,
rip5,
2 letter words:
ky9,
by7,
ki6,
bi4,
pi4,
li2,