bārar בָּרַר ‘to purify’ (Hebrew)

Etymology^?: a primitive root

bārar v
1) to purify, select, polish, choose, purge, cleanse or make bright, test or prove
 1a) (Qal)
  1a1) to purge, purge out, purify
  1a2) to choose, select
  1a3) to cleanse, make shining, polish
  1a4) to test, prove
 1b) (Niphal) to purify oneself
 1c) (Piel) to purify
 1d) (Hiphil)
  1d1) to purify
  1d2) to polish arrows
 1e) (Hithpael)
  1e1) to purify oneself
  1e2) to show oneself pure, just, kind