example vs lodestar

example and lodestar both are nouns.

Word	Noun	Adjective	Verb	Adverb
example	Yes	No	No	No
lodestar	Yes	No	No	No

As nouns, lodestar is a hyponym of example; that is, lodestar is a word with a more specific, narrower meaning than example:

example (noun)	lodestar (noun)
a task performed or problem solved in order to develop skill or understanding	something that serves as a model or guide
an item of information that is typical of a class or group	guiding star; a star that is used as a reference point in navigation or astronomy
something to be imitated
a representative form or pattern
punishment intended as a warning to others
an occurrence of something