Ormuzd vs Ahura Mazda

Ormuzd and Ahura Mazda both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ormuzd	Yes	No	No	No
Ahura Mazda	Yes	No	No	No

As nouns, Ormuzd and Ahura Mazda are synonyms defined as:

Ormuzd and Ahura Mazda: chief deity of Zoroastrianism; source of light and embodiment of good

Other synonyms of Ormuzd include Ormazd.

Ormuzd (noun)	Ahura Mazda (noun)
chief deity of Zoroastrianism; source of light and embodiment of good	chief deity of Zoroastrianism; source of light and embodiment of good