7 letter words:
riveter10,
6 letter words:
reiver9,
revert9,
riever9,
verier9,
verite9,
retire6,
5 letter words:
evert8,
evite8,
reive8,
revet8,
river8,
rivet8,
retie5,
trier5,
4 letter words:
ever7,
rive7,
veer7,
vert7,
vier7,
rete4,
rite4,
tier4,
tire4,
tree4,
3 letter words:
eve6,
rev6,
vee6,
vet6,
vie6,
ere3,
err3,
ire3,
ree3,
rei3,
ret3,
tee3,
tie3,
2 letter words:
er2,
et2,
it2,
re2,
ti2,