symbol-worship vs idol worship

symbol-worship and idol worship both are nouns.

Word	Noun	Adjective	Verb	Adverb
symbol-worship	Yes	No	No	No
idol worship	Yes	No	No	No

As nouns, idol worship is a hypernym of symbol-worship; that is, idol worship is a word with a broader meaning than symbol-worship:

symbol-worship: the worship of symbols
idol worship: the worship of idols; the worship of physical objects or images as gods

Other hypernyms of symbol-worship include idolatry.

symbol-worship (noun)	idol worship (noun)
the worship of symbols	the worship of idols; the worship of physical objects or images as gods