birds, fowl

Solid, hard, firm.

Keeping a material's shape that does not crack or break apart; hard / Keeping one's appearance or facial expression; serious

a quadratic equation

being established in law

涸れる: to dry up / 枯れる: of a plant: to wither; to wilt; to die / 枯れる, 嗄れる: of one's voice: to become husky; to become hoarse

dead, dried leaf

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

faction / group / school