Strong's #5223: huparxis (pronounced hoop'-arx-is)
from 5225; existency or proprietorship, i.e. (concretely) property, wealth:--goods, substance.
Thayer's Greek Lexicon:
̔́
huparxis
1) possessions, goods, wealth, property
Part of Speech: noun feminine
Relation: from G5225
Usage:
This word is used 2 times:
Acts 2:45: "sold their possessions and goods, and parted them to all"
Hebrews 10:34: "in heaven a better and an enduring substance."