Substance - Vine's Expository Dictionary of New Testament Words
Substance[ 1,,G3776, ouisia ]
derived from a present participial form of eimi, to be," denotes "substance, property," Luke 15:12-Luke 15:13, RV, "substance," AV, "goods" and "substance."
[ 2,,G5224, huparchonta ]
the neuter plural of the present participle of huparcho, "to be in existence," is used as a noun with the article, signifying one's "goods," and translated "substance" in Luke 8:3. See GOODS, POSSESS, A, No. 3.
[ 3,,G5223, huparxis ]
existence (akin to No. 2), possession: See POSSESS, B, No. 4.
[ 4,,G5287, hupostasis ]
for which See CONFIDENCE, A No. 2, is translated "substance"
(a) in Hebrews 1:3, of Christ as "the very image" of God's "substance;" here the word has the meaning of the real nature of that to which reference is made in contrast to the outward manifestation (See the preceding clause); it speaks of the Divine essence of God existent and expressed in the revelation of His Son. The AV, "person" is an anachronism; the word was not so rendered till the 4th cent. Most of the earlier Eng. versions have "substance;"
(b) in Hebrews 11:1 it has the meaning of "confidence, assurance" (RV), marg., "the giving substance to," AV, "substance," something that could not equally be expressed by elpis, "hope."