passion vs irrational motive

passion and irrational motive both are nouns.

Word	Noun	Adjective	Verb	Adverb
passion	Yes	No	No	No
irrational motive	Yes	No	No	No

As nouns, irrational motive is a hypernym of passion; that is, irrational motive is a word with a broader meaning than passion:

passion (noun)	irrational motive (noun)
the trait of being intensely emotional	a motivation that is inconsistent with reason or logic
any object of warm affection or devotion
a strong feeling or emotion
a feeling of strong sexual desire
an irrational but irresistible motive for a belief or action
something that is desired intensely