spokesman vs interpreter

spokesman and interpreter both are nouns.

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

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

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

spokesman (noun)	interpreter (noun)
a male spokesperson	(computer science) a program that translates and executes source language statements one line at a time
	an advocate who represents someone else's policy or purpose
	someone who mediates between speakers of different languages
	someone who uses art to represent something