As verbs the difference between consecrated and hallow
is that
consecrated is (
consecrate) while
hallow is to make holy, to sanctify or
hallow can be to shout, especially to urge on dogs for hunting.
As a noun hallow is
(archaic|or|dialectal) a saint; a holy person; an apostle or
hallow can be a shout, cry; a hulloo.
As an adjective hallow is
.