5 letter words:
kufis12,
kusso9,
souks9,
4 letter words:
kifs11,
kufi11,
woks11,
kiss8,
kois8,
koss8,
skis8,
souk8,
suks8,
foss7,
fuss7,
sows7,
wiss7,
wuss7,
sous4,
3 letter words:
kif10,
wok10,
kis7,
koi7,
kos7,
ski7,
suk7,
fou6,
ifs6,
sow6,
wis6,
wos6,
sis3,
sos3,
sou3,
2 letter words:
ki6,
if5,
of5,
ow5,
wo5,
is2,
oi2,
os2,
si2,
so2,
us2,