spokesman vs representative

spokesman and representative both are nouns.

Word	Noun	Adjective	Verb	Adverb
spokesman	Yes	No	No	No
representative	Yes	Yes	No	No

As nouns, representative is a hypernym of spokesman; that is, representative is a word with a broader meaning than spokesman:

Other hypernyms of spokesman include adult male, man, interpreter, spokesperson, voice.

spokesman (noun)	representative (noun)
a male spokesperson	an item of information that is typical of a class or group
	a person who represents others
	a member of the United States House of Representatives
	an advocate who represents someone else's policy or purpose

spokesman (adjective)	representative (adjective)
	standing for something else
	being or characteristic of government by representation in which citizens exercise power through elected officers and representatives
	serving to represent or typify