Abbott-Smith Manual Greek Lexicon
ὕπαρξις (G5223)
2 ὕπαρξις , -εως, ἡ ( ὑπάρχω ), [in LXX for רְכוּשׁ , הוֹן , etc. ;] subsistence, existence (Arist., al.). In late writers, = τὰ ὑπάρχοντα , substance, property : He 10:34 ; pl., Ac 2:45 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain