a fall, falling down / a slide down to a lower rank / a personal decline, a descent into personal destruction

tumble, fall down / slide down in a ranking / descend into personal decline

to close, fill up/block up completely

drop, raindrop / (medicine) intravenous drip

raindrop / (medicine) to give intravenous drip

expo, exhibition, show

to display in an expo

Tenchō era (January 824–January 834)

(astronomy) zenith

model, example