7 letter words:
rubidic12,
5 letter words:
chick16,
chuck16,
chirk14,
brick13,
crick13,
cruck13,
birch12,
curch12,
cubic11,
krubi11,
chiru10,
4 letter words:
hick13,
huck13,
buck12,
chic11,
chub11,
dick11,
duck11,
birk10,
chid10,
rick10,
ruck10,
buhr9,
dirk9,
huic9,
rich9,
crib8,
curb8,
bidi7,
bird7,
burd7,
crud7,
curd7,
drib7,
drub7,
duci7,
uric6,
irid5,
3 letter words:
biz14,
khi10,
ick9,
chi8,
hic8,
hub8,
ich8,
kid8,
cub7,
duh7,
hid7,
irk7,
kir7,
bid6,
bud6,
cud6,
dib6,
dub6,
bur5,
cru5,
cur5,
rib5,
rub5,
urb5,
dui4,
rid4,
urd4,
2 letter words:
ki6,
hi5,
uh5,
bi4,
id3,