8 letter words:
chatchka22,
7 letter words:
chachka21,
kachcha21,
6 letter words:
kwacha18,
thwack18,
kaccha17,
awatch14,
5 letter words:
chawk17,
whack17,
chack16,
cwtch15,
kacha14,
thack14,
hatch13,
watch13,
catch12,
hatha11,
whata11,
4 letter words:
hawk14,
cawk13,
hack13,
wack13,
chaw12,
haka11,
kawa11,
khat11,
waka11,
haha10,
hath10,
tack10,
thaw10,
what10,
chat9,
tach9,
waac9,
acca8,
caca8,
kata8,
taka8,
taha7,
tawa7,
acta6,
3 letter words:
kaw10,
hah9,
haw9,
wha9,
ach8,
caw8,
cha8,
aka7,
kat7,
tak7,
aah6,
aha6,
awa6,
hat6,
taw6,
twa6,
wat6,
act5,
caa5,
cat5,
2 letter words:
ch7,
ka6,
ah5,
aw5,
ha5,
aa2,
at2,
ta2,