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