Strong's #731: 'arzah (pronounced ar-zaw')
 fem of 730; cedar wainscoating:--cedar work.
Brown-Driver-Briggs Hebrew Lexicon:
 
  'arzâh 
 
 1) cedar-panels, cedar-work
 
  Part of Speech: noun feminine collective
Relation: from H730
Usage:
This word is used 1 times:
Zephaniah 2:14: "shall be in the thresholds: for he shall uncover  the cedar work."