practice vs British spelling

practice and British spelling both are nouns.

Word	Noun	Adjective	Verb	Adverb
practice	Yes	No	Yes	No
British spelling	Yes	No	No	No

practice (noun)	British spelling (noun)
a customary way of operation or behavior	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')
systematic training by multiple repetitions
the exercise of a profession
translating an idea into action
knowledge of how something is usually done

practice (verb)	British spelling (verb)
learn by repetition
engage in a rehearsal (of)
carry out or practice; as of jobs and professions
avail oneself to
engage in or perform