example vs prototype

example and prototype both are nouns.

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

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

example (noun)	prototype (noun)
a task performed or problem solved in order to develop skill or understanding	a standard or typical example
an item of information that is typical of a class or group
something to be imitated
a representative form or pattern
punishment intended as a warning to others
an occurrence of something