Assertion: abstract noun | /r/UsedFor | refer to concept
Facets:
Source sentences:
text: "... an abstract noun refers to an action, concept, event, quality, or state (love, conversation), whereas a concrete noun refers to a touchable, observable person or thing (child, tree).
text: Abstract nouns on the other hand refer to abstract objects such as ideas or concepts, like the nouns "politeness" or "hatefulness".