6 letter words:
chirre11,
cither11,
richer11,
thrice11,
5 letter words:
chert10,
chirr10,
ethic10,
retch10,
hirer8,
ither8,
their8,
citer7,
crier7,
recit7,
recti7,
ricer7,
trice7,
trier5,
4 letter words:
chit9,
echt9,
etch9,
itch9,
rich9,
tech9,
heir7,
hire7,
thir7,
cire6,
cite6,
crit6,
etic6,
rice6,
rite4,
tier4,
tire4,
3 letter words:
chi8,
hic8,
ich8,
eth6,
her6,
het6,
hie6,
hit6,
the6,
ice5,
rec5,
tic5,
err3,
ire3,
rei3,
ret3,
tie3,
2 letter words:
eh5,
he5,
hi5,
er2,
et2,
it2,
re2,
ti2,