9 letter words:
foreknown19,
8 letter words:
foreknow18,
7 letter words:
nonwork14,
6 letter words:
knower13,
wroken13,
woofer12,
kronen10,
renown9,
wonner9,
nooner6,
5 letter words:
knowe12,
known12,
woken12,
wroke12,
frown11,
krone9,
kroon9,
freon8,
owner8,
rewon8,
rowen8,
wooer8,
roneo5,
ronne5,
4 letter words:
fork11,
kerf11,
knew11,
know11,
woke11,
wonk11,
work11,
frow10,
woof10,
keno8,
kern8,
kero8,
kore8,
koro8,
nerk8,
nook8,
nork8,
renk8,
roke8,
rook8,
enow7,
fern7,
foen7,
fone7,
fore7,
froe7,
nown7,
orfe7,
ower7,
owre7,
roof7,
wero7,
woon7,
wore7,
worn7,
wren7,
neon4,
none4,
noon4,
oner4,
rone4,
roon4,
3 letter words:
ewk10,
kef10,
kow10,
wok10,
few9,
wof9,
erk7,
ken7,
kon7,
kor7,
nek7,
oke7,
rok7,
erf6,
fen6,
fer6,
foe6,
fon6,
for6,
fro6,
nef6,
new6,
now6,
oof6,
orf6,
owe6,
own6,
ref6,
rew6,
row6,
wen6,
woe6,
won6,
woo6,
eon3,
ern3,
non3,
noo3,
nor3,
one3,
ono3,
oon3,
oor3,
ore3,
ren3,
reo3,
roe3,
roo3,
2 letter words:
ko6,
ef5,
fe5,
of5,
ow5,
we5,
wo5,
en2,
er2,
ne2,
no2,
oe2,
on2,
oo2,
or2,
re2,