drill vs grooming

drill and grooming both are nouns.

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

As nouns, grooming is a hypernym of drill; that is, grooming is a word with a broader meaning than drill:

Other hypernyms of drill include preparation, training.

As nouns, grooming is a hypernym of drill; that is, grooming is a word with a broader meaning than drill:

drill: (military) the training of soldiers to march (as in ceremonial parades) or to perform the manual of arms
grooming: activity leading to skilled behavior

Other hypernyms of drill include preparation, training.

drill (noun)	grooming (noun)
systematic training by multiple repetitions	the activity of getting dressed; putting on clothes
(military) the training of soldiers to march (as in ceremonial parades) or to perform the manual of arms	activity leading to skilled behavior
similar to the mandrill but smaller and less brightly colored
a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows)

drill (verb)	grooming (verb)
learn by repetition
teach by repetition
train in the military, e.g., in the use of weapons
undergo military training or do military exercises
make a hole, especially with a pointed power or hand tool