idolatry vs idol worship

idolatry and idol worship both are nouns.

Word	Noun	Adjective	Verb	Adverb
idolatry	Yes	No	No	No
idol worship	Yes	No	No	No

As nouns, idolatry and idol worship are synonyms defined as:

idolatry and idol worship: the worship of idols; the worship of physical objects or images as gods

idolatry (noun)	idol worship (noun)
the worship of idols; the worship of physical objects or images as gods	the worship of idols; the worship of physical objects or images as gods