pursue vs practice

pursue is not a noun while practice is a noun.

Word	Noun	Adjective	Verb	Adverb
pursue	No	No	Yes	No
practice	Yes	No	Yes	No

As verbs, practice is a hyponym of pursue; that is, practice is a word with a more specific, narrower meaning than pursue:

Other hyponyms of pursue include commit, close, politick.

pursue (noun)	practice (noun)
	a customary way of operation or behavior
	systematic training by multiple repetitions
	the exercise of a profession
	translating an idea into action
	knowledge of how something is usually done

pursue (verb)	practice (verb)
go in search of or hunt for	learn by repetition
follow in or as if in pursuit	engage in a rehearsal (of)
carry out or participate in an activity; be involved in	carry out or practice; as of jobs and professions
carry further or advance	avail oneself to
	engage in or perform