What is the another name for abstract noun?

There isn't a single, widely used alternative name for "abstract noun". However, depending on the specific context, you could use these phrases:

* Conceptual noun: This emphasizes the idea or concept represented by the noun.

* Non-physical noun: This highlights the intangible nature of the abstract noun.

* Quality noun: This specifically refers to abstract nouns that describe qualities or characteristics.

* Idea noun: This focuses on the concept or mental image associated with the noun.

Ultimately, the best alternative depends on the specific context and what aspect of the abstract noun you want to highlight.