idol

(noun) a material effigy that is worshipped. Synonyms: graven image, god. Examples: "Thou shalt not make unto thee any graven image." "Money was his god."

(noun) someone who is adored blindly and excessively. Synonyms: matinee idol.

(noun) an ideal instance; a perfect embodiment of a concept. Synonyms: paragon, perfection, beau ideal.