Strong's #3788: kishrown (pronounced kish-rone')
 from 3787; success, advantage:--equity, good, right.
Brown-Driver-Briggs Hebrew Lexicon:
 ּׁ 
  kishrôn 
 
 1) success, skill, profit
 
 1a) skill
 1b) success, profit
 
  Part of Speech: noun masculine
Relation: from H3787
Usage:
This word is used 3 times:
Ecclesiastes 2:21: "whose labor is in wisdom, and in knowledge,  and in equity; yet to a man that hath not"
Ecclesiastes 4:4: "all travail, and every  right work, that for this a man"
Ecclesiastes 5:11: "they are increased that eat them: and what  good thereof, saving the beholding"