notability vs guiding light

notability and guiding light both are nouns.

Word	Noun	Adjective	Verb	Adverb
notability	Yes	No	No	No
guiding light	Yes	No	No	No

As nouns, notability and guiding light are synonyms defined as:

notability and guiding light: a celebrity who is an inspiration to others

Other synonyms of notability include leading light, luminary, notable.

notability (noun)	guiding light (noun)
a celebrity who is an inspiration to others	a celebrity who is an inspiration to others