5 letter words:
watch13,
witch13,
catch12,
chica12,
wicca12,
aitch10,
cacti9,
await8,
4 letter words:
chaw12,
wich12,
chic11,
thaw10,
what10,
whit10,
with10,
chai9,
chat9,
chia9,
chit9,
itch9,
tach9,
caca8,
wait7,
acta6,
3 letter words:
haw9,
waw9,
wha9,
caw8,
chi8,
hic8,
ich8,
aah6,
aha6,
ahi6,
awa6,
hat6,
hit6,
taw6,
twa6,
wat6,
wit6,
act5,
cat5,
tic5,
ait3,
2 letter words:
ah5,
aw5,
ha5,
hi5,
aa2,
ai2,
at2,
it2,
ta2,
ti2,