9 letter words:
acritarch16,
8 letter words:
carritch15,
7 letter words:
archaic14,
catarrh12,
cithara12,
6 letter words:
cratch13,
arctic10,
ricrac10,
5 letter words:
catch12,
chica12,
aitch10,
chair10,
charr10,
chart10,
chirr10,
ratch10,
cacti9,
circa9,
airth8,
arhat8,
acari7,
carat7,
triac7,
atria5,
raita5,
riata5,
tiara5,
4 letter words:
chic11,
arch9,
chai9,
char9,
chat9,
chia9,
chit9,
itch9,
rich9,
tach9,
caca8,
haar7,
hair7,
hart7,
rath7,
tahr7,
thir7,
acta6,
carr6,
cart6,
crit6,
airt4,
aria4,
raia4,
3 letter words:
chi8,
hic8,
ich8,
aah6,
aha6,
ahi6,
hat6,
hit6,
rah6,
act5,
arc5,
car5,
cat5,
tic5,
air3,
ait3,
art3,
rai3,
rat3,
ria3,
tar3,
2 letter words:
ah5,
ha5,
hi5,
aa2,
ai2,
ar2,
at2,
it2,
ta2,
ti2,