What's the noun for symbolistic? Here's the word you're looking for.
symbol
A character or glyph representing an idea, concept or object.
Any object, typically material, which is meant to represent another (usually abstract) even if there is no meaningful relationship.
(linguistics) A type of noun whereby the form refers to the same entity independently of the context; a symbol arbitrarily denotes a referent. See also icon and index.
Visible traces or impressions, made using a writing device or tool, that are connected together and/or are slightly separated. Sometimes symbols represent objects or events that occupy space or things that are not physical and do not occupy space.
(medicine) A fear of particular icons or symbols; systems that utilize symbolism, such as artificial intelligence; or that one's own speech or actions may be interpreted as having symbolic meanings.
“The two groups showed similarities on such leadership attributes as visionary, symbolizer, auditor and self-sacrifice.”
“A symbol need not be caused by a symbolizer in order to be a symbol.”
“The KML module in GeoServer has been rewritten and the KML point symbolizer has been enhanced to allow features KML by itself normally wouldn't, like stacked symbols.”