krupto describes concealing people, objects, or matters so that they are not seen or known.

The verb most often depicts a person or tangible thing being put or kept out of sight, including a person withdrawing, treasure placed in a field, and money put in the ground. It also describes matters, declarations, life, or manna as withheld from knowledge or view.

1. Concealing persons or tangible things · dominant

   In John 8:59 and John 12:36, the aorist passive form occurs when Jesus departs and is no longer visible to those present. In Matthew 13:44, a treasure is already concealed in a field and the finder conceals it again; Matthew 25:18 and Matthew 25:25 likewise place a talent in the earth. Revelation 6:15 depicts people concealing themselves among caves and mountain rocks.

   John 8:59John 12:36Matthew 13:44Matthew 25:18Matthew 25:25Revelation 6:15
2. Keeping matters from knowledge or disclosure · common

   In Matthew 11:25, the second-person aorist active form concerns things withheld from the wise and intelligent, while Matthew 13:35 speaks of things concealed from the beginning. Luke 18:34 and Luke 19:42 describe a declaration and matters making for peace as concealed from those addressed. Colossians 3:3 and Revelation 2:17 apply perfect passive forms to life and manna presented as concealed.

   Matthew 11:25Matthew 13:35Luke 18:34Luke 19:42Colossians 3:3Revelation 2:17

In the Anselm Project Bible: The APB commonly uses forms of “hidden” and “hid,” including people withdrawing from view, objects placed in the earth or a field, and declarations not known. These English forms confirm the clauses' overall presentation rather than supplying a separate definition for each occurrence.