close at hand

studying, studies, study

to study / to discount, to reduce the price of something

to use / to employ / to make use of, to apply / to spend

Alternative form of 勉強

a dictionary (publication that explains the meanings of an ordered list of words)

a letter of resignation / a formal document of abdication when one emperor steps down and a new emperor ascends the throne

(obsolete) a letter of resignation

use one thing for many purposes / work someone hard

to use one's head