7 letter words:
ducking15,
6 letter words:
duking12,
5 letter words:
unkid10,
cuing8,
duing7,
4 letter words:
dick11,
duck11,
guck11,
nick10,
dink9,
dunk9,
gink9,
gunk9,
kind9,
king9,
duci7,
ding6,
dung6,
guid6,
unci6,
3 letter words:
ick9,
kid8,
ink7,
kin7,
cid6,
cig6,
cud6,
dig5,
dug5,
gid5,
din4,
dui4,
dun4,
gin4,
gnu4,
gun4,
nid4,
uni3,
2 letter words:
ki6,
di3,
gi3,
gu3,
id3,
ug3,
in2,
nu2,
un2,