tedious; boring; dull; to feel bored; to get bored (with); to get tired (of)
adjacency; contiguity; being adjoined
going in and out; entering and exiting; visiting regularly; frequenting; income and expenditure; incomings and outgoings; increase and decrease
proper; right; reasonable
classroom; lecture room; department (in a university); class; lessons; school (for a particular discipline)
to lock up; to shut up; to imprison
Chinese classical writing; Chinese classics; writing composed entirely of kanji
willingly; voluntarily; of one's own accord
box; case; car (of a train, etc.); shamisen case; shamisen; public building; community building
to seclude oneself; to shut oneself away
self-deprecation; self-derision; self-mockery; laughing at oneself
end of the work day; close of business; end of the school term; end of the school year
chime; bell (e.g. doorbell)
immediately; instantly; right away; suddenly; abruptly; all of a sudden
noisy; boisterous; turbulent (era, etc.); troubled
new student; freshman; first-year student
invitation; solicitation; canvassing; canvasing; inducement; persuasion
staff; member (club, society, etc.)
business district; shopping district; bustling street; shopping centre; shopping center; downtown
to draw (a thread); to let out (e.g. a rope); to head out as a group; to set out in large numbers; to send out one after another; to dispatch
spring; springtime; New Year; prime (of life); height (of one's prosperity); adolescence
cheerful; jovial; weather; season; spirit of yang
to make merry; to be festive
assistant; associate; duplicate; copy; adverb
administrative; businesslike; practical; impersonal; perfunctory; robot-like
homeroom; form room; form class
to scatter in all directions (like baby spiders)
wave; billow; ups and downs; (something) advancing step by step; (something) surging forward inopposably; tendency
wherein; therein; thereinto
to hold (a ceremony); to perform
to be caused by; to result from; to arise from; cause; origin
exceptional; unusual; special; especially; exceptionally; unusually
whatever happens; no matter what; under any circumstances; in any case; at all costs; at any price
notice; attention; observation
corridor; hallway; passageway
saying something (to someone); greeting; approaching (someone)
difficult to ... (physically or emotionally); hard to ...
on good terms (with); on friendly terms (with); (getting along) well; in harmony; happily; peacefully
self-awareness; awareness (of one's position, abilities, duty, etc.); perceiving (something); taking in (a sensation); self-consciousness
to chide; to rebuke; to reprove
close (e.g. friend); familiar; familiar (e.g. story); well-known (to one); close (relatives); closely related