practice vs do

practice and do both are nouns.

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

As verbs, do is a hypernym of practice; that is, do is a word with a broader meaning than practice:

Other hypernyms of practice include execute, perform.

As verbs, practice and do are synonyms defined as:

Other synonyms of practice include exercise, practise.

practice (noun)	do (noun)
a customary way of operation or behavior	an uproarious party
systematic training by multiple repetitions	the syllable naming the first (tonic) note of any major scale in solmization
the exercise of a profession
translating an idea into action
knowledge of how something is usually done

practice (verb)	do (verb)
learn by repetition	arrange attractively
engage in a rehearsal (of)	behave in a certain manner; show a certain behavior; conduct or comport oneself
carry out or practice; as of jobs and professions	create or design, often in a certain way
avail oneself to	carry out or perform an action
engage in or perform	give rise to; cause to happen or occur, not always intentionally
	travel or traverse (a distance)
	engage in
	carry out or practice; as of jobs and professions
	carry on or function
	get (something) done
	proceed or get along
	be sufficient; be adequate, either in quality or quantity
	spend time in prison or in a labor camp