9 letter words:
killifish19,
8 letter words:
fishkill18,
6 letter words:
fikish16,
5 letter words:
flisk12,
kills9,
skill9,
fills8,
hills8,
shill8,
4 letter words:
fisk11,
khis11,
kifs11,
kish11,
fish10,
ilks8,
kill8,
lisk8,
silk8,
fill7,
fils7,
hili7,
hill7,
ills4,
sill4,
3 letter words:
khi10,
kif10,
ilk7,
kis7,
sik7,
ski7,
fil6,
his6,
ifs6,
ish6,
sif6,
ill3,
lis3,
2 letter words:
ki6,
hi5,
if5,
sh5,
is2,
li2,
si2,