(organic chemistry) dioxin

eternally unchanging

generation comprising those who were children during WW2 (in Japan)

(only in compounds, uncommon) diaper (absorbent garment worn by a baby)

algebra

(grammar) personal pronoun

(grammar) demonstrative pronoun

academy or non-university college (a post-secondary school not legally considered a university)

Kyūjitai form of 大学校 (“college, university”)

(politics, historical) a chief consul in the ancient Yamato court, equivalent to and replaced by 左大臣 (sadaijin) and 右大臣 (udaijin) during the Taika Reforms