9 letter words:
grillwork17,
5 letter words:
growl9,
krill9,
grill6,
rigor6,
4 letter words:
gowk12,
work11,
grok9,
glow8,
grow8,
kill8,
kilo8,
will7,
gill5,
girl5,
giro5,
lilo4,
rill4,
roil4,
roll4,
3 letter words:
wok10,
ilk7,
irk7,
kir7,
koi7,
kor7,
wig7,
wog7,
low6,
owl6,
row6,
gor4,
log4,
rig4,
ill3,
oil3,
2 letter words:
ki6,
ow5,
wo5,
go3,
li2,
lo2,
oi2,
or2,