Is walls a common noun

Answer 1

Yes, the noun 'walls' is a common noun, the plural form of the noun 'wall'; a general word for a structure that serves to enclose, divide, or protect an area; something resembling such a structure in appearance or function; a high vertical surface or facade that is imposing in scale; something perceived as a protective or restrictive barrier; a word for any walls of any kind.

A proper noun is the name or title of a specific person, place, or thing; such as cricketer Rahul "The Wall" David or the Great Wall of China.

The word 'walls' is also the third person, singular of the verb to wall.

Answer 2

Yes, "walls" is a common noun because it refers to a general, non-specific thing: the vertical structures that define the boundaries of a room or building.