CLIFF. מַדְרֵגָה, H4533, steep place, precipice; LXX προτείχισμα. Shulammite states that her “dove” is in the covert of the “cliff” (Song of Solomon; ASV the “steep place”; KJV in the secret places of the “stairs”). “Cliff” does not appear in ASV.
International Standard Bible Encyclopedia (1915)
kleft, klif, klift: The first of these words, from cleave, "to split," is a crevice or narrow opening, as "of the ragged rocks" (