sharp drop; plunge; nosedive; slump; (value or amount) plummeting

(value or amount) to plummet

(bowling) a gutter, a gutter ball

calm, quiet / moderation

neo-Darwinism

state of emergency (governmental decree)

"Historical kana usage", a prescriptive method of using kana to write Japanese. Devised in the Edo period by Keichū (契沖) and taught in schools until 1946, it aims to be etymologically faithful and reflects earlier stages of the language (Heian period and earlier).

revisionism

to wait eagerly or impatiently

good wine makes good blood; sake is the best of all medicines; drinking a moderate amount of alcohol is better than medicine