QUESTION—What is the function of the clause ἥτις ἐστὶν εἰδωλολατρία ‘which is idolatry’? 1. It indicates grounds for the preceding command [Alf, Ea, EGT, ICC, Lg, Lns, Lt, My, SSA, WBC; NLT, TEV]: put to death greed, since it is idolatry. It means that the nature of greed is idolatry. Paul adds this clause to point out that this is a gross sin, which is often not recognized by Christians [Lns]. Paul shows here that it is a very bad sin [WBC]. It shows what a disgraceful sin greed is, comparable