7 letter words:
catarrh12,
6 letter words:
charta11,
aarrgh10,
carrat8,
5 letter words:
gazar15,
chara10,
charr10,
chart10,
ratch10,
aargh9,
garth9,
arhat8,
arrah8,
ratha8,
carat7,
carta7,
4 letter words:
czar15,
tzar13,
arch9,
char9,
chat9,
rach9,
tach9,
agha8,
gath8,
ghat8,
crag7,
haar7,
hart7,
rath7,
taha7,
tahr7,
thar7,
acta6,
carr6,
cart6,
raca6,
agar5,
gart5,
grat5,
raga5,
arar4,
rata4,
tara4,
3 letter words:
caz14,
zag13,
ach8,
cha8,
hag7,
aah6,
aha6,
cag6,
hat6,
rah6,
act5,
arc5,
caa5,
car5,
cat5,
aga4,
gar4,
gat4,
rag4,
tag4,
art3,
rat3,
tar3,
2 letter words:
za11,
ch7,
ah5,
ha5,
ag3,
aa2,
ar2,
at2,
ta2,