5 letter words:
catch12,
chica12,
aitch10,
cacti9,
4 letter words:
chic11,
chai9,
chat9,
chia9,
chit9,
itch9,
tach9,
caca8,
acta6,
3 letter words:
chi8,
hic8,
ich8,
aah6,
aha6,
ahi6,
hat6,
hit6,
act5,
cat5,
tic5,
ait3,
2 letter words:
ah5,
ha5,
hi5,
aa2,
ai2,
at2,
it2,
ta2,
ti2,