'Secretly' in the Bible

His tongue is an arrow causing death; the words of his mouth are deceit: he says words of peace to his neighbour, but in his heart he is waiting secretly for him.

If you don't listen, I'll cry secretly because of your pride. My eyes will cry bitterly, flowing tears, because the LORD's flock has been taken captive.

Let a cry for help be heard from their houses when you suddenly bring upon them [the] raiding band, for they have dug a pit to catch me, and they have fixed secretly a trap for my feet.

For numbers of them say evil secretly in my hearing (there is fear on every side): they say, Come, let us give witness against him; all my nearest friends, who are watching for my fall, say, It may be that he will be taken by deceit, and we will get the better of him and give him punishment.

Then Zedekiah the king sent, and took him out: and the king asked him secretly in his house, and said, Is there any word from the LORD? And Jeremiah said, There is: for, said he, thou shalt be delivered into the hand of the king of Babylon.

So Zedekiah the king sware secretly unto Jeremiah, saying, As the LORD liveth, that made us this soul, I will not put thee to death, neither will I give thee into the hand of these men that seek thy life.

Then Johanan the son of Kareah spake to Gedaliah in Mizpah secretly, saying, Let me go, I pray thee, and I will slay Ishmael the son of Nethaniah, and no man shall know it: wherefore should he slay thee, that all the Jews which are gathered unto thee should be scattered, and the remnant in Judah perish?