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 sociable is "inclined to seek companionship.", the definition for buffer is "Protective barrier.", and the definition for benefactor is "One who offers financial help."

The definition for regurgitate is "To pour out or throw back." Used in a sentence: The teacher wanted us to examine ideas rather than to regurgitate memorized facts. The definition for diffident is "lacking self–confidence.", the definition for comprehensible is "Understandable.", and the definition for stern is "Harsh, severe."

The definition for untenable is "Not able to be defended." Used in a sentence: Rashid made the untenable statement that George Washington was the second president of the United States. The definition for embellish is "to decorate.", the definition for eloquent is "Fluent, expressive.", and the definition for sociable is "Inclined to seek companionship."

The definition for buffer is "Protective barrier." Used in a sentence: The dense trees acted as a buffer against the heavy rain. The definition for sociable is "inclined to seek companionship.", the definition for induce is "To influence or cause.", and the definition for preclude is "To rule out in advance."

The definition for placebo is "An inactive substance used in medical testing." Used in a sentence: Tom, who had taken the placebo, found that his allergy symptoms did not go away. The definition for defiant is "showing bold resistance.", the definition for deferment is "The act of delaying.", and the definition for interminable is "Never ending, or seemingly endless."