monarch

(rare, possibly obsolete) orpiment, an arsenic sulfide mineral

Alternative form of アレクサンドロス大王 (Arekusandorosu Daiō, “Alexander the Great”)

arrogance

arrogant

Keiō era (April 1865–September 1868) / (short form, fully 「慶應義塾大学」) Keio University (the oldest institute of higher education in Japan (est. 1858), located in Minato, Tokyo)

royal family

(Internet slang) Alternative form of 終わった (owatta, “past of 終わる (owaru)”). See ＼(^o^)／.

(shogi, chess) check (move threatening the king, or announcement of this threat) / having the opponent within one's grasp

striking, knuckling, battery