historicism

historian

(Internet slang, especially anime and manga fandom) events or things from the past which one wants to whitewash/erase from history (due to it being embarrassing, poorly received, etc.); dark past

study of history

historic, historical / already-happened, past / former, old, traditional

(geography) drop in elevation (of a waterfall, between two points in the course of a river, etc.) / discrepancy

(Buddhism) Jade or pearl necklace, used to decorate statues and shrines.

setting sun / (figuratively) end of a glorious period

Alternative spelling of 補陀落 (“Potalaka”)

Potalaka