6 letter words:
titter6,
5 letter words:
tetri5,
titer5,
titre5,
trite5,
4 letter words:
ritz13,
trez13,
zite13,
rite4,
ritt4,
tier4,
tire4,
tite4,
tret4,
trie4,
3 letter words:
rez12,
riz12,
zit12,
ire3,
rei3,
ret3,
rit3,
tet3,
tie3,
tit3,
2 letter words:
er2,
et2,
it2,
re2,
te2,
ti2,