Non-Attributes
...essence, substance, and spirit must be removed from the category of divine attributes, since they concern primary being, and they do not have anything to which they may be attributed in the way of a perfection that arrives and qualifies, such as wisdom, and so forth.
Petrus van Mastricht. Theoretical-Practical Theology: Faith in the Triune God, ed. Joel R. Beeke, trans. Todd Rester, vol. 2 (Grand Rapids, MI: Reformation Heritage Books, 2019), 119