anchorage ground vs harbour

anchorage ground and harbour both are nouns.

Word	Noun	Adjective	Verb	Adverb
anchorage ground	Yes	No	No	No
harbour	Yes	No	Yes	No

anchorage ground (noun)	harbour (noun)
place for vessels to anchor	a place of refuge and comfort and security
	a sheltered port where ships can take on or discharge cargo

anchorage ground (verb)	harbour (verb)
	maintain (a theory, thoughts, or feelings)
	hold back a thought or feeling about
	keep in one's possession; of animals
	secretly shelter (as of fugitives or criminals)