consecrate vs hallow

consecrate is an adjective but hallow is not an adjective.

Word	Noun	Adjective	Verb	Adverb
consecrate	No	Yes	Yes	No
hallow	No	No	Yes	No

As verbs, consecrate and hallow are synonyms defined as:

Other synonyms of consecrate include bless, sanctify.

consecrate (adjective)	hallow (adjective)
solemnly dedicated to or set apart for a high or sacred purpose

consecrate (verb)	hallow (verb)
render holy by means of religious rites	render holy by means of religious rites
dedicate to a deity by a vow
give entirely to a specific person, activity, or cause
appoint to a clerical posts