Strong's #3502: yithrah (pronounced yith-raw')
feminine of 3499; properly, excellence, i.e. (by implication) wealth:--abundance, riches.
Brown-Driver-Briggs Hebrew Lexicon:
yithrâh
1) abundance, riches, wealth
Part of Speech: noun feminine
Relation: from H3499
Usage:
This word is used 2 times:
Isaiah 15:7: "Therefore the abundance they have gotten, and that which they have laid up, shall they carry away to the brook"
Jeremiah 48:36: "for the men of Kir-heres: because the riches that he hath gotten are perished."