Is shapes a proper noun

Answer 1

No, the noun 'shapes' is a common noun, the plural form of the singular noun 'shape'; a general word for the outward appearance or contour of someone or something; a word for any shapes of any kind.

The noun 'shape' is also an uncountable, common noun as a general word for the condition of someone or something at a given time; a word for any condition of anyone or anything.

A proper noun is the name or title of a specific person, place, or thing; for example, Shapes and Things(ceramics/pottery) in Baltimore, MD or SHAPE Magazine(fitness).

The word 'shapes' is also the third person, singular of the verb to shape.