practice vs utilisation

practice and utilisation both are nouns.

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

As nouns, utilisation is a hypernym of practice; that is, utilisation is a word with a broader meaning than practice:

Other hypernyms of practice include employment, exercise, usage, use, utilization.

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

practice (verb)	utilisation (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