a.chi.qam is the proper name of a man identified as Shaphan's son and Gedaliah's father in the supplied passages.

This proper noun identifies a man called the son of Shaphan: he is named among those sent to Huldah, is said to have protected Jeremiah, and repeatedly identifies Gedaliah by descent.

1. Personal name in family and narrative identification · dominant

   The form is tagged Noun · Proper throughout. In 2 Kings 22:14 the APB renders Ahikam among the group that went to speak with Huldah; in Jeremiah 26:24 it renders the hand of Ahikam son of Shaphan as being with Jeremiah so that Jeremiah was not handed over to be killed. In the later Jeremiah scenes, the name regularly occurs in the designation “Gedaliah son of Ahikam,” including the appointment over the land in Jeremiah 40:7 and Gedaliah's death in Jeremiah 41:2.

   2 Kings 22:14Jeremiah 26:242 Kings 25:22Jeremiah 40:7Jeremiah 41:2Jeremiah 43:6

In the Anselm Project Bible: The APB presents the name directly as “Ahikam,” often within “Gedaliah son of Ahikam son of Shaphan.” Its surrounding descriptions of protection, appointment, and death describe the verse contexts rather than separate renderings of the name.