Is overcast an abstract noun

Answer 1

No, the noun 'overcast' is a concrete noun, a word for a physical obstruction of daylight by clouds.

The noun 'overcast' is sometimes used in an abstract context, for example:

The animosity between some officials created an overcast on progress.

Answer 2

No, the word 'cloudy' is an adjective, a word used to describe a noun (a cloudy day, a cloudy mixture).

The noun form of the adjective 'cloudy' is cloudiness, a concrete noun; a word for a physical property of something.

Answer 3

no