σκάνδαλον [4 verses](noun sg neut nom) "An offense" is skandalon, which means a "trap" or "snare" for an enemy. It is not Greek but based on the Hebrew and Aramaic word. This is one of the words that first occurs in the Greek version of the Old Testament from the Hebrew word for "noose" or "snare."  - The word translated as "an offense" is another noun from an Aramaic word that means a "trap" or "snare" for an enemy. See the article on this word here.