7 letter words:
chachka21,
charkha19,
caroach14,
6 letter words:
chazan20,
chakra15,
charka15,
carack14,
cancha13,
caroch13,
concha13,
cranch13,
anarch11,
anchor11,
archon11,
choana11,
rancho11,
anorak10,
arcana8,
5 letter words:
hazan17,
chock16,
chark14,
acock13,
crack13,
crock13,
coach12,
conch12,
crank11,
croak11,
horah11,
ancho10,
nacho10,
orach10,
ranch10,
roach10,
cacao9,
krona9,
acorn7,
narco7,
racon7,
4 letter words:
zonk17,
czar15,
azan13,
azon13,
hack13,
hock13,
zona13,
cock12,
ankh11,
hank11,
hark11,
honk11,
khan11,
cark10,
conk10,
cork10,
haha10,
nock10,
rack10,
rock10,
arch9,
chao9,
char9,
chon9,
arak8,
caca8,
coca8,
croc8,
kana8,
kaon8,
karn8,
knar8,
koan8,
kora8,
nark8,
okra8,
rank8,
haar7,
hoar7,
hora7,
horn7,
arco6,
carn6,
corn6,
narc6,
orca6,
anoa4,
roan4,
3 letter words:
coz14,
azo12,
zoa12,
hah9,
ark7,
koa7,
kor7,
oak7,
oka7,
aah6,
aha6,
hao6,
hon6,
nah6,
noh6,
rah6,
rho6,
arc5,
can5,
car5,
con5,
cor5,
oca5,
orc5,
roc5,
ana3,
nor3,
oar3,
ora3,
ran3,
2 letter words:
za11,
ka6,
ah5,
ha5,
ho5,
oh5,
aa2,
an2,
ar2,
na2,
no2,
on2,
or2,