6 letter words:
brisks12,
5 letter words:
birks11,
bisks11,
brisk11,
risks9,
briss7,
4 letter words:
birk10,
bisk10,
irks8,
kirs8,
kiss8,
kris8,
risk8,
skis8,
bris6,
ribs6,
sibs6,
sirs4,
sris4,
3 letter words:
irk7,
kir7,
kis7,
ski7,
bis5,
rib5,
sib5,
sir3,
sis3,
sri3,
2 letter words:
ki6,
bi4,
is2,
si2,