7 letter words:
nonwork14,
6 letter words:
inwork13,
krooni10,
inworn9,
ronion6,
5 letter words:
known12,
iroko9,
koori9,
kroon9,
onion5,
ronin5,
4 letter words:
know11,
wink11,
wonk11,
work11,
ikon8,
kino8,
kirn8,
koro8,
nook8,
nork8,
oink8,
rink8,
rook8,
nown7,
winn7,
wino7,
woon7,
worn7,
inro4,
iron4,
noir4,
noni4,
noon4,
nori4,
roin4,
roon4,
3 letter words:
kow10,
wok10,
ink7,
irk7,
kin7,
kir7,
koi7,
kon7,
kor7,
oik7,
rok7,
now6,
own6,
row6,
win6,
won6,
woo6,
inn3,
ion3,
non3,
noo3,
nor3,
ono3,
oon3,
oor3,
rin3,
roo3,
2 letter words:
ki6,
ko6,
ow5,
wo5,
in2,
io2,
no2,
oi2,
on2,
oo2,
or2,