Synonyms for Drill (same or very similar meaning)
WordNet sense 1 (similar to the mandrill but smaller and less brightly colored):
Mandrillus leucophaeus
WordNet sense 2 (make a hole with a pointed power or hand tool):
bore
WordNet sense 3 (systematic training by multiple repetitions):
exercise, practice, recitation, practice session
WordNet sense 4 (learn by repetition):
practise
From the ODE community, based on WordNet
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