different between grubbiness vs grunge

English

grubby +? -ness

grubbiness (countable and uncountable, plural grubbinesses)

Back-formation from grungy.

grunge (uncountable)

(informal) Dirt or filth, especially when difficult to clean.
The cinema floor was covered in grunge deposited by the crowds.
(informal) The state of being filthy; grubbiness.
Chad used to work as a coal miner, but couldn't handle the constant grunge.
(music) A subgenre of alternative rock, originating from Seattle, Washington, which melds punk and metal.
Alice liked to wear plaids and ripped jeans, and listen to grunge.

Borrowed from English grunge.

grunge m (uncountable)

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