7 letter words:
rubidic12,
5 letter words:
brick13,
krubi11,
4 letter words:
buck12,
dick11,
duck11,
birk10,
rick10,
ruck10,
dirk9,
crib8,
curb8,
bidi7,
bird7,
burd7,
crud7,
curd7,
drib7,
drub7,
duci7,
uric6,
irid5,
3 letter words:
biz14,
ick9,
kid8,
cub7,
irk7,
kir7,
bid6,
bud6,
cud6,
dib6,
dub6,
bur5,
cru5,
cur5,
rib5,
rub5,
urb5,
dui4,
rid4,
urd4,
2 letter words:
ki6,
bi4,
id3,