Within a minute afterwards, he was, to all outward appearance, as unsubstantial as ever.
Were I a fat man I could not bear it, but I am as unsubstantial as they themselves.
Scott, in Old Mortality, uses it in the moral sense, "unsubstantial."
No darkness of the sky, or concentration of unsubstantial vapour.
That was why the glories were so unsubstantial, and why the dream ...