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

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

to close, fill up/block up completely

name of a business

divine revelation / (by extension, informal) unexpected genius thought

(rare, archaic) velvet

(uncommon) an outdoor bath, often at a naturally occurring hot spring

footbinding

oven

natural airhead; person prone to making silly mistakes