drill vs practice

drill and practice both are nouns.

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

As nouns, drill and practice are synonyms defined as:

Other synonyms of drill include exercise, practice session, recitation.

As verbs, drill and practice are synonyms defined as:

Other synonyms of drill include exercise, practise.

drill (noun)	practice (noun)
systematic training by multiple repetitions	a customary way of operation or behavior
(military) the training of soldiers to march (as in ceremonial parades) or to perform the manual of arms	systematic training by multiple repetitions
similar to the mandrill but smaller and less brightly colored	the exercise of a profession
a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows)	translating an idea into action
	knowledge of how something is usually done

drill (verb)	practice (verb)
learn by repetition	learn by repetition
teach by repetition	engage in a rehearsal (of)
train in the military, e.g., in the use of weapons	carry out or practice; as of jobs and professions
undergo military training or do military exercises	avail oneself to
make a hole, especially with a pointed power or hand tool	engage in or perform