7 letter words:
critter9,
6 letter words:
ritter6,
territ6,
triter6,
5 letter words:
citer7,
crier7,
recit7,
recti7,
ricer7,
trice7,
tetri5,
titer5,
titre5,
trier5,
trite5,
4 letter words:
cire6,
cite6,
crit6,
etic6,
rice6,
rite4,
tier4,
tire4,
tret4,
3 letter words:
ice5,
rec5,
tic5,
err3,
ire3,
rei3,
ret3,
tet3,
tie3,
tit3,
2 letter words:
er2,
et2,
it2,
re2,
ti2,