The definition for inviolable is "Secure from assault of trespass." Used in a sentence: Situated on a mountain, with sixteen–foot walls, the castle was inviolable. The definition for serenity is "calmness.", the definition for insinuate is "To suggest indirectly.", and the definition for fickle is "Lacking constancy, changeable."

The definition for epistolary is "Contained or carried on in letters." Used in a sentence: The shoebox filled with letters was the ony remains of Ming's epistolary friendship with Emile. The definition for illuminate is "to make clear.", the definition for periodic is "Occurring at regular intervals.", and the definition for melee is "A tumultuous fight among several people."

The definition for recrimination is "A retaliatory accusation." Used in a sentence: Frank, who was wounded by Sally's remark, made a bitter recrimination. The definition for beneficial is "helpful.", the definition for induce is "To influence or cause.", and the definition for extol is "To praise highly."

The definition for combustion is "Act of burning." Used in a sentence: Campers must use fire with great caution to prevent combustion of the parched brush. The definition for incongruous is "not harmonious, incompatible.", the definition for demean is "To lower status.", and the definition for stern is "Harsh, severe."

The definition for clarity is "Clearness." Used in a sentence: The refreshing water in the mountain stream was remarkable for its clarity. The definition for compulsion is "an irresistible impulse.", the definition for periodic is "Occurring at regular intervals.", and the definition for authoritarian is "Favoring absolute obedience to authority."