世子, 世嗣: an heir, a successor / 正史: correct or authentic history / 正矢: in traditional Japanese trigonometry, the difference between one and the cosine of a given angle / 正使: a central or main messenger

正視: to look at something directly, to look someone straight in the eye / 制止: to restrain or control someone; to shush or silence someone / 製糸: to spin silk, to manufacture silk thread / 製紙: to make paper

正視: looking at something directly, looking someone straight in the eye / 制止: restraint, control; shushing, silencing

正視: to look at something directly, to look someone straight in the eye / 生歯: to teethe (rare) / 省思: to reflect or think back on one's actions

忍辱精神: (literary): the spirit and inner strength of character to endure humiliation; humility, humble, fortitude and perseverance.

Obsolete spelling of サンパウロ (San Pauro, “São Paulo (a municipality, the state capital of São Paulo, Brazil)”)

(biology, cytology) a spermatozoon, a sperm cell

a history book

(trigonometry) versine; versed sine

lineage/genealogy (かばね) and parentage/ancestry (うじ) / family name, surname