occupation license vs permit

occupation license and permit both are nouns.

Word	Noun	Adjective	Verb	Adverb
occupation license	Yes	No	No	No
permit	Yes	No	Yes	No

As nouns, permit is a hypernym of occupation license; that is, permit is a word with a broader meaning than occupation license:

Other hypernyms of occupation license include licence, license.

occupation license (noun)	permit (noun)
a license to pursue a particular occupation	the act of giving a formal (usually written) authorization
	large game fish; found in waters of the West Indies
	a legal document giving official permission to do something

occupation license (verb)	permit (verb)
	consent to, give permission; permit
	allow the presence of or allow (an activity) without opposing or prohibiting
	make it possible through a specific action or lack of action for something to happen