1) to be clean, be pure
    1a) (Qal)
        1a1) to be clean (physically - of disease)
        1a2) to be clean ceremonially
        1a3) to purify, be clean morally, made clean
    1b) (Piel)
        1b1) to cleanse, purify
             1b1a) physically
             1b1b) ceremonially
             1b1c) morally
        1b2) to pronounce clean
        1b3) to perform the ceremony of cleansing
    1c) (Pual) to be cleansed, be pronounced clean
    1d) (Hithpael)
        1d1) to purify oneself
             1d1a) ceremonially
             1d1b) morally
       1d2) to present oneself for purification