slaughter (of animals for meat); butchery
legitimate self-defence; legitimate self-defense
(medical) treatment; care; therapy; cure; remedy
to lurk; to be hidden; to be concealed; to lie dormant; to be latent
expression; look; countenance; face
ancient times; distant past; antiquity
general idea; concept; notion
revolution; 58th year of the sexagenary cycle (in Onmyōdō)
greatest treasure; most valuable asset; pride (of)
Euler's identity; Euler's equation
zero; 0; nought; nothing; zilch
proof; testimony; demonstration; verification; certification
root; source; origin; foundation; basis; essence
to overturn; to capsize; to overthrow (government etc.); to reverse (decision etc.); to disprove (an established theory etc.)
unity; consolidation; uniformity; unification; compatible
mediocre; ordinary; commonplace; banal
equation; formula; ceremony; style; (arch.) enforcement regulations (of the ritsuryo)
junior high school student; middle school pupil
same row; same line; same file; same rank; same level; same category
up to now; so far; traditional; conventional; usual
to pile up; to make a heap; to lay (e.g. bricks); to acquire (e.g. experience); to build (a reputation)
diligent study; devoting oneself to one's studies
to pass (e.g. car); to overtake; to surpass; to outstrip; to get ahead of
to build; to construct; to erect; to amass (e.g. fortune); to pile up
slightly (of an action); (looking) small and quiet
historic; historical; traditional
smirkingly; broadly (grinning)