Abstract noun

An abstract noun,is something you can't see, hear, touch or taste. These can be emotions (happiness, grief) or states (peace, quiet),is a type of noun that refers to something a person cannot physically interact with. A noun is a person, place or thing. However, in many cases, the 'thing' might be an intangible concept – which means it is an abstract form of noun. In this instance, abstract means to exist apart from concrete existence. A noun that is abstract is an aspect, concept, idea, experience, state of being, trait, quality, feeling, or other entity that cannot be experienced with the five senses.
Examples:

Beauty Annoyance Education Pleasure Skill Courage Revenge Loyalty Nature Communication Love Hate Thought Creativity Loneliness
Fairness Freedom Wisdom