a trapezoid/trapezium (quadrilateral with two sides parallel)

Rare spelling of 兄弟 (“siblings”, literally “brothers”). (sisters)

extended family

Kyūjitai form of 大学: university, college

title of a book or other work / theme, topic

all you can drink

one who owns much land / a warrior who possessed more than 10,000 koku of land; a feudal lord, daimyō

(medicine) major hemorrhaging, massive bleeding, flooding / (idiomatic) a big sale

privation

to represent, stand for / to typify