Things

An object that one need not, cannot, or does not wish to give a specific name to

a material object without life or consciousness

a matter of concern

An entity, an idea, or a quality perceived, known, or thought to have its own existence

the real or concrete substance of an entity

An object you can't remember

or creature that is not or cannot be specifically designated or precisely described

whatever that is or may become an object of thought

one's interest

(matters)