1) senselessness, folly

1a) disgraceful folly

1a1) of immorality, profane actions

1b) disgrace, contumely disgrace

Root √נבל: נָבַל vb be senseless foolish Qal if thou hast been foolish in lifting up thyself Pi regard treat as a with contumely נָבָל .or(q.v.), i.e.

נְבָלָה n.f senselessness disgrace .(as shewn in disregard of moral and religious claims), esp. of disgraceful sins; also