(mathematics) reciprocal

revolt, rebellion / treason

to revolt, to rebel

(grammar) adversative, contrastive; a particle or conjunction that joins two phrases and indicates that their meanings contrast or differ from one another or from expectation

high treason

the situation reverses itself; the tables are turned; the shoe is on the other foot

(historical) the eight unpardonable crimes in ancient Japanese law, consisting of 謀反(むへん) (muhen), 謀大逆(ぼうたいぎゃく) (bōtaigyaku), 謀叛(むほん) (muhon), 悪逆(あくぎゃく) (akugyaku), 不道(ふどう) (fudō), 大不敬(だいふけい) (daifukei), 不孝(ふこう) (fukō), 不義(ふぎ) (fugi)

massacre / genocide, holocaust

massacre, genocide

to commit genocide