6139   deadness, spiritual
     6186   evil scheming
     8324   purity
     8326   purity, moral and spiritual
     8836   unbelief, response

Titus 1:15-16

     5009   conscience, nature of
     5441   philosophy
     6130   corruption
     8136   knowing God, effects
     8744   faithlessness, as disobedience
     8847   vulgarity