Is changes a concrete noun

Answer 1

The noun 'change' as a word for the process by which things become different; or a situation in which something becomes different or you make something different; is an abstractnoun.

The noun 'change' as a word for a fresh set of clothing; the money that someone gives back to you when you give more money than it costs to buy something; or coins rather than notes; is a concrete noun.

Answer 2

The noun 'changes', the plural form of the singular noun 'change' is a concrete or an abstract noun, depending on context.

• The noun 'changes' is a concrete noun as a word for the physical results of altering or modifying something; garments as a replacement for something one is wearing; a word for physical things.
• The noun 'changes' is an abstract noun as a word for processes of altering or modifying something; a word for the mental or emotional results of altering or modifying something; transformations or transitions from one condition or phase to another; a word for a concept.

Note: The noun 'change' is an uncountable, concrete noun as a word for a group of coins or cash.

The word 'changes' is the third person, singular of the verb to change.