Strong's #3861: lawhen (pronounced law-hane')
 (Aramaic) corresponding to 3860; therefore; also except:--but, except, save, therefore, wherefore.
Brown-Driver-Briggs Hebrew Lexicon:
 (Aramaic)
  lâhên 
 
 1) therefore
 2) except, but
 
 2a) except (with negative)
 2b) however, but
 
  Part of Speech: conjunction
Relation: corresponding to H3860
Usage:
This word is used 10 times:
Ezra 5:12: " But after that our fathers had provoked the God of heaven unto wrath, he gave"
Daniel 2:6: "me gifts and rewards and great honor:  therefore show me the dream, and the interpretation"
Daniel 2:9: "me, till the time be changed:  therefore tell me the dream, and I shall know"
Daniel 2:11: "can show it before the king,  except the gods, whose dwelling is"
Daniel 2:30: "more than any living,  but for their sakes that shall make known"
Daniel 3:28: "worship any god,  except their own God."
Daniel 4:27: " Wherefore, O king, let my counsel be acceptable unto thee, and break off thy sins by righteousness,"
Daniel 6:5: "occasion against this Daniel,  except we find it against him concerning the law of his God."
Daniel 6:7: "or man for thirty days,  save of thee, O king, he shall be cast"
Daniel 6:12: "within thirty days,  save of thee, O king, shall be cast into the den"