anapto describes fire being kindled or set ablaze, whether a forest or the earth.

The attested use describes the ignition or burning of something: James 3:5 places it in the comparison of a great forest being set ablaze, and Luke 12:49 speaks of fire already having been set on the earth.

1. Kindling or setting something ablaze · dominant

   In James 3:5, the present active form occurs in the clause comparing a great fire with a great forest; the APB renders the image, “how great a fire sets ablaze how great a forest.” In Luke 12:49, the aorist passive form refers to fire on the earth already having happened; the APB renders it, “it has already been set on fire.”

   James 3:5Luke 12:49

In the Anselm Project Bible: The APB presents the clauses with “sets ablaze” in James 3:5 and “been set on fire” in Luke 12:49. These render the clause-level imagery rather than establishing separate meanings.