apalgeo describes becoming callous, as a condition linked with giving oneself over to debauchery and impurity.

The sole attested use depicts people who have become callous and then given themselves over to debauchery and the pursuit of impurity in greediness.

1. Becoming callous before self-indulgence · dominant

   In Ephesians 4:19, ἀπηλγηκότες is a perfect active participle describing those who have become callous; the clause continues with their delivering themselves to debauchery for every kind of impurity in greediness. The APB renders the clause "having become callous,".

   Ephesians 4:19

In the Anselm Project Bible: In Ephesians 4:19, the APB presents the participial clause as "having become callous." Its wording is a whole-verse presentation rather than a word-by-word alignment.