useless, deadhead, good-for-nothing, a piece of shit / (politics) lame duck

geological features

a volcano

spewing, gushing / eruption, explosion of anger etc.

(astronomy, mythology) Earth; Terra

(geology, physics) geophysics

history / the study of history

"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).

出: coming out; being born / 卒: dying / 卒: servant, manservant

演出: