There can be no doubt that it is based upon Bruno's De Umbris Idearum (1582), with which it agrees both in substance and in metaphysical basis.
This twofold material he worked up into a single treatise, called De Umbris Idearum, which he published in 1582 at Paris, and which contains the germ of all his leading speculations.
De Umbris Idearum: it was the very title of his discourse.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "umbris" in a variety of sentences. We hope that you will now be able to make sentences using this word.