7 letter words:
nitrite7,
nittier7,
tintier7,
6 letter words:
intire6,
retint6,
tinier6,
tinter6,
5 letter words:
ettin5,
inert5,
inter5,
niter5,
nitre5,
tetri5,
titer5,
titre5,
trine5,
trite5,
4 letter words:
inti4,
nett4,
nite4,
rein4,
rent4,
rine4,
rite4,
ritt4,
tent4,
tern4,
tier4,
tine4,
tint4,
tire4,
tite4,
titi4,
tret4,
trie4,
trin4,
3 letter words:
ern3,
ire3,
net3,
nie3,
nit3,
rei3,
ren3,
ret3,
rin3,
rit3,
ten3,
tet3,
tie3,
tin3,
tit3,
2 letter words:
en2,
er2,
et2,
in2,
it2,
ne2,
re2,
te2,
ti2,