The term BREAK ONE OF THE TEN COMMANDMENTS can be summarized by two crossword solutions: COVET and SIN. COVET is a five-letter word meaning to strongly desire something that belongs to another person. This is one of the Ten Commandments, which are a set of religious and moral principles given to Moses by God on Mount Sinai. SIN is a three-letter word meaning an immoral act considered to be a transgression against divine law. Breaking one of the Ten Commandments is seen as a SIN in many religions.