7 letter words:
chaises12,
6 letter words:
cashes11,
chaise11,
chases11,
chasse11,
saices8,
5 letter words:
aches10,
chais10,
chase10,
chess10,
chias10,
ashes8,
sheas8,
shies8,
cases7,
saice7,
sices7,
4 letter words:
ache9,
cash9,
chai9,
chia9,
chis9,
each9,
ichs9,
ahis7,
haes7,
hies7,
hiss7,
sash7,
shea7,
shes7,
aces6,
asci6,
case6,
cess6,
ices6,
sacs6,
secs6,
sice6,
sics6,
seas4,
seis4,
3 letter words:
chi8,
hic8,
ich8,
ahi6,
ahs6,
ash6,
hae6,
has6,
hes6,
hie6,
his6,
sha6,
she6,
ace5,
cis5,
ice5,
sac5,
sec5,
sic5,
ais3,
ass3,
ess3,
sae3,
sea3,
sei3,
sis3,
2 letter words:
ah5,
eh5,
ha5,
he5,
hi5,
sh5,
ae2,
ai2,
as2,
es2,
is2,
si2,