Strong's G37 — ἁγιάζω (verb)
hagiazo (hag-ee-ad'-zo) v.
1. to make holy
2. (ceremonially) purify or consecrate
3. (mentally) to venerate
[from G40]
KJV: hallow, be holy, sanctify 
Root(s): G40 
Hebrew root: ἅγιος
Occurrences: 28