hallow ~ hollow ~ halo:
[different vowel sounds]

an RCM priest hallowing bread & wine
“Hallow” (usually used in its adjective form “hallowed”; for the right pronunciation, please click here) means ‘to make something holy or sacred; to honour or respect greatly’,
e.g.
The priest hallowed the water and made the devotees drink it.
The dead body of the great leader was buried in the hallowed ground. [i.e. the ground was made pure by performing some rites by priests]
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a hollow pipe
“Hollow”, for the right pronunciation, please click here,
is ‘not solid; empty; having a hole or empty space inside; (of people) not sincere or real’,
e.g.
A hollow ball of metal is naturally lighter than a solid one.
He made some hollow promises to return but left her for ever.
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halo behind the head of Lord Buddha
“Halo”, for the right pronunciation, please click here,
is ‘a circle of light seen around the moon or the sun in misty weather; a circle of bright golden light around the heads of gods or sacred persons’,

the sun & its halo
e.g.
We seldom see the moon with its halo in this dry weather.
The picture of Jesus Christ and Mother Mary with the halos in mercury paint attracted every visitor to the art gallery.
