stumbling ......... of stumbling 4348 -proskomma->

stumbling ......... of stumbling 4625 -skandalon->

stumblingblock ......... a stumblingblock 4348 -proskomma->

stumblingblock ......... a stumblingblock 4625 -skandalon->

stumblingblock ......... and a stumblingblock 4625 -skandalon->

stumblingstone ......... a stumblingstone 4348 -proskomma->

stumblingstone ......... at that stumblingstone 4348 -proskomma->

~~~~~~