harbour vs Canadian spelling

harbour and Canadian spelling both are nouns.

Word	Noun	Adjective	Verb	Adverb
harbour	Yes	No	Yes	No
Canadian spelling	Yes	No	No	No

harbour (noun)	Canadian spelling (noun)
a place of refuge and comfort and security	English orthography used in Canada (characterized by 'analyze', 'centre', 'useable')
a sheltered port where ships can take on or discharge cargo

harbour (verb)	Canadian spelling (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)